Update node 8.5 with a new version of yarn

library/node

@@ -5,12 +5,12 @@ GitRepo: https://github.com/nodejs/docker-node.git
 
 Tags: 8.5.0, 8.5, 8, latest
 Architectures: amd64, ppc64le, s390x, arm64v8, arm32v7
-GitCommit: 2924f142789842282890f7b1736578b49b3be78f
+GitCommit: b1d4ff57bc3347818a0977b772d44f8f0753868a
 Directory: 8.5
 
 Tags: 8.5.0-alpine, 8.5-alpine, 8-alpine, alpine
 Architectures: amd64
-GitCommit: 2924f142789842282890f7b1736578b49b3be78f
+GitCommit: b1d4ff57bc3347818a0977b772d44f8f0753868a
 Directory: 8.5/alpine
 
 Tags: 8.5.0-onbuild, 8.5-onbuild, 8-onbuild, onbuild
@@ -20,17 +20,17 @@ Directory: 8.5/onbuild
 
 Tags: 8.5.0-slim, 8.5-slim, 8-slim, slim
 Architectures: amd64, ppc64le, s390x, arm64v8, arm32v7
-GitCommit: 2924f142789842282890f7b1736578b49b3be78f
+GitCommit: b1d4ff57bc3347818a0977b772d44f8f0753868a
 Directory: 8.5/slim
 
 Tags: 8.5.0-stretch, 8.5-stretch, 8-stretch, stretch
 Architectures: amd64, ppc64le, s390x, arm64v8, arm32v7
-GitCommit: 2924f142789842282890f7b1736578b49b3be78f
+GitCommit: b1d4ff57bc3347818a0977b772d44f8f0753868a
 Directory: 8.5/stretch
 
 Tags: 8.5.0-wheezy, 8.5-wheezy, 8-wheezy, wheezy
 Architectures: amd64
-GitCommit: 2924f142789842282890f7b1736578b49b3be78f
+GitCommit: b1d4ff57bc3347818a0977b772d44f8f0753868a
 Directory: 8.5/wheezy
 
 Tags: 6.11.3, 6.11, 6, boron