Update redmine

Changes:

- https://github.com/docker-library/redmine/commit/62f92a4: Add "alpine" variant to generate-stackbrew-library.sh
- https://github.com/docker-library/redmine/commit/b4135a6: Merge pull request https://github.com/docker-library/redmine/pull/149 from J0WI/alpine
- https://github.com/docker-library/redmine/commit/8092605: explicitly set uid/gid to guarantee that it won't change in the future
- https://github.com/docker-library/redmine/commit/152859c: Resync a few bits with Debian (decreasing the delta)
- https://github.com/docker-library/redmine/commit/67c2d1f: Replace precompiled ttf2ufm binary
- https://github.com/docker-library/redmine/commit/0ca74ed: Add Alpine variant

library/redmine

@@ -1,4 +1,4 @@
-# this file is generated via https://github.com/docker-library/redmine/blob/863c825f35760f6ad7ed6a7f83cb97e2c103f6d3/generate-stackbrew-library.sh
+# this file is generated via https://github.com/docker-library/redmine/blob/62f92a43718f9ead7f404e4584c00735a1cbbed7/generate-stackbrew-library.sh
 
 Maintainers: Tianon Gravi <[email protected]> (@tianon),
              Joseph Ferguson <[email protected]> (@yosifkit)
@@ -6,18 +6,26 @@ GitRepo: https://github.com/docker-library/redmine.git
 
 Tags: 4.0.4, 4.0, 4, latest
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 9aef5e586217f680d0fb617d30dccc59cdd2b972
+GitCommit: 8092605c1682f9784e0cf1809c32310fe2c0b194
 Directory: 4.0
 
 Tags: 4.0.4-passenger, 4.0-passenger, 4-passenger, passenger
 GitCommit: 35af27ca3527e2af63aef04fd71a03aeb18e19c9
 Directory: 4.0/passenger
 
+Tags: 4.0.4-alpine, 4.0-alpine, 4-alpine, alpine
+GitCommit: 8092605c1682f9784e0cf1809c32310fe2c0b194
+Directory: 4.0/alpine
+
 Tags: 3.4.11, 3.4, 3
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 9aef5e586217f680d0fb617d30dccc59cdd2b972
+GitCommit: 8092605c1682f9784e0cf1809c32310fe2c0b194
 Directory: 3.4
 
 Tags: 3.4.11-passenger, 3.4-passenger, 3-passenger
 GitCommit: 35af27ca3527e2af63aef04fd71a03aeb18e19c9
 Directory: 3.4/passenger
+
+Tags: 3.4.11-alpine, 3.4-alpine, 3-alpine
+GitCommit: 8092605c1682f9784e0cf1809c32310fe2c0b194
+Directory: 3.4/alpine