Update golang

Changes:

- https://github.com/docker-library/golang/commit/103d423: Update to 1.11.12
- https://github.com/docker-library/golang/commit/ce2392f: Update to 1.12.7

library/golang

@@ -37,76 +37,76 @@ GitCommit: a8b5183271450c7519e8b1b179f00292757f8e7b
 Directory: 1.13-rc/windows/windowsservercore-1809
 Constraints: windowsservercore-1809
 
-Tags: 1.12.6-stretch, 1.12-stretch, 1-stretch, stretch
-SharedTags: 1.12.6, 1.12, 1, latest
+Tags: 1.12.7-stretch, 1.12-stretch, 1-stretch, stretch
+SharedTags: 1.12.7, 1.12, 1, latest
 Architectures: amd64, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: a9171b851ba926f2979e8c711d25faa025194def
+GitCommit: ce2392f637d95ca2a09dee58d04578948c520cca
 Directory: 1.12/stretch
 
-Tags: 1.12.6-alpine3.10, 1.12-alpine3.10, 1-alpine3.10, alpine3.10, 1.12.6-alpine, 1.12-alpine, 1-alpine, alpine
+Tags: 1.12.7-alpine3.10, 1.12-alpine3.10, 1-alpine3.10, alpine3.10, 1.12.7-alpine, 1.12-alpine, 1-alpine, alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: a3e99c2914478c623a6142c4a61e2e508e0bc7e8
+GitCommit: ce2392f637d95ca2a09dee58d04578948c520cca
 Directory: 1.12/alpine3.10
 
-Tags: 1.12.6-alpine3.9, 1.12-alpine3.9, 1-alpine3.9, alpine3.9
+Tags: 1.12.7-alpine3.9, 1.12-alpine3.9, 1-alpine3.9, alpine3.9
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: a9171b851ba926f2979e8c711d25faa025194def
+GitCommit: ce2392f637d95ca2a09dee58d04578948c520cca
 Directory: 1.12/alpine3.9
 
-Tags: 1.12.6-windowsservercore-ltsc2016, 1.12-windowsservercore-ltsc2016, 1-windowsservercore-ltsc2016, windowsservercore-ltsc2016
-SharedTags: 1.12.6-windowsservercore, 1.12-windowsservercore, 1-windowsservercore, windowsservercore, 1.12.6, 1.12, 1, latest
+Tags: 1.12.7-windowsservercore-ltsc2016, 1.12-windowsservercore-ltsc2016, 1-windowsservercore-ltsc2016, windowsservercore-ltsc2016
+SharedTags: 1.12.7-windowsservercore, 1.12-windowsservercore, 1-windowsservercore, windowsservercore, 1.12.7, 1.12, 1, latest
 Architectures: windows-amd64
-GitCommit: a9171b851ba926f2979e8c711d25faa025194def
+GitCommit: ce2392f637d95ca2a09dee58d04578948c520cca
 Directory: 1.12/windows/windowsservercore-ltsc2016
 Constraints: windowsservercore-ltsc2016
 
-Tags: 1.12.6-windowsservercore-1803, 1.12-windowsservercore-1803, 1-windowsservercore-1803, windowsservercore-1803
-SharedTags: 1.12.6-windowsservercore, 1.12-windowsservercore, 1-windowsservercore, windowsservercore, 1.12.6, 1.12, 1, latest
+Tags: 1.12.7-windowsservercore-1803, 1.12-windowsservercore-1803, 1-windowsservercore-1803, windowsservercore-1803
+SharedTags: 1.12.7-windowsservercore, 1.12-windowsservercore, 1-windowsservercore, windowsservercore, 1.12.7, 1.12, 1, latest
 Architectures: windows-amd64
-GitCommit: a9171b851ba926f2979e8c711d25faa025194def
+GitCommit: ce2392f637d95ca2a09dee58d04578948c520cca
 Directory: 1.12/windows/windowsservercore-1803
 Constraints: windowsservercore-1803
 
-Tags: 1.12.6-windowsservercore-1809, 1.12-windowsservercore-1809, 1-windowsservercore-1809, windowsservercore-1809
-SharedTags: 1.12.6-windowsservercore, 1.12-windowsservercore, 1-windowsservercore, windowsservercore, 1.12.6, 1.12, 1, latest
+Tags: 1.12.7-windowsservercore-1809, 1.12-windowsservercore-1809, 1-windowsservercore-1809, windowsservercore-1809
+SharedTags: 1.12.7-windowsservercore, 1.12-windowsservercore, 1-windowsservercore, windowsservercore, 1.12.7, 1.12, 1, latest
 Architectures: windows-amd64
-GitCommit: a9171b851ba926f2979e8c711d25faa025194def
+GitCommit: ce2392f637d95ca2a09dee58d04578948c520cca
 Directory: 1.12/windows/windowsservercore-1809
 Constraints: windowsservercore-1809
 
-Tags: 1.11.11-stretch, 1.11-stretch
-SharedTags: 1.11.11, 1.11
+Tags: 1.11.12-stretch, 1.11-stretch
+SharedTags: 1.11.12, 1.11
 Architectures: amd64, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 4116b7b8a77b405d9319eed02a8d326a9ef4313e
+GitCommit: 103d42338bd9c3f661ade41f39dbc88fe9dc83a3
 Directory: 1.11/stretch
 
-Tags: 1.11.11-alpine3.10, 1.11-alpine3.10, 1.11.11-alpine, 1.11-alpine
+Tags: 1.11.12-alpine3.10, 1.11-alpine3.10, 1.11.12-alpine, 1.11-alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: a3e99c2914478c623a6142c4a61e2e508e0bc7e8
+GitCommit: 103d42338bd9c3f661ade41f39dbc88fe9dc83a3
 Directory: 1.11/alpine3.10
 
-Tags: 1.11.11-alpine3.9, 1.11-alpine3.9
+Tags: 1.11.12-alpine3.9, 1.11-alpine3.9
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 4116b7b8a77b405d9319eed02a8d326a9ef4313e
+GitCommit: 103d42338bd9c3f661ade41f39dbc88fe9dc83a3
 Directory: 1.11/alpine3.9
 
-Tags: 1.11.11-windowsservercore-ltsc2016, 1.11-windowsservercore-ltsc2016
-SharedTags: 1.11.11-windowsservercore, 1.11-windowsservercore, 1.11.11, 1.11
+Tags: 1.11.12-windowsservercore-ltsc2016, 1.11-windowsservercore-ltsc2016
+SharedTags: 1.11.12-windowsservercore, 1.11-windowsservercore, 1.11.12, 1.11
 Architectures: windows-amd64
-GitCommit: 4116b7b8a77b405d9319eed02a8d326a9ef4313e
+GitCommit: 103d42338bd9c3f661ade41f39dbc88fe9dc83a3
 Directory: 1.11/windows/windowsservercore-ltsc2016
 Constraints: windowsservercore-ltsc2016
 
-Tags: 1.11.11-windowsservercore-1803, 1.11-windowsservercore-1803
-SharedTags: 1.11.11-windowsservercore, 1.11-windowsservercore, 1.11.11, 1.11
+Tags: 1.11.12-windowsservercore-1803, 1.11-windowsservercore-1803
+SharedTags: 1.11.12-windowsservercore, 1.11-windowsservercore, 1.11.12, 1.11
 Architectures: windows-amd64
-GitCommit: 4116b7b8a77b405d9319eed02a8d326a9ef4313e
+GitCommit: 103d42338bd9c3f661ade41f39dbc88fe9dc83a3
 Directory: 1.11/windows/windowsservercore-1803
 Constraints: windowsservercore-1803
 
-Tags: 1.11.11-windowsservercore-1809, 1.11-windowsservercore-1809
-SharedTags: 1.11.11-windowsservercore, 1.11-windowsservercore, 1.11.11, 1.11
+Tags: 1.11.12-windowsservercore-1809, 1.11-windowsservercore-1809
+SharedTags: 1.11.12-windowsservercore, 1.11-windowsservercore, 1.11.12, 1.11
 Architectures: windows-amd64
-GitCommit: 4116b7b8a77b405d9319eed02a8d326a9ef4313e
+GitCommit: 103d42338bd9c3f661ade41f39dbc88fe9dc83a3
 Directory: 1.11/windows/windowsservercore-1809
 Constraints: windowsservercore-1809