Update golang

Changes:

- docker-library/golang@3f57232: Merge pull request docker-library/golang#313 from sapk-fork/alpine-3-11
- docker-library/golang@4bf3297: Add alpine:3.11

Author: docker-library-bot

library/golang

@@ -1,4 +1,4 @@
-# this file is generated via https://github.com/docker-library/golang/blob/c4e34da5896ac4901bf14ff8f377d3d2a102eb4a/generate-stackbrew-library.sh
+# this file is generated via https://github.com/docker-library/golang/blob/4bf3297b1dee4f81cac5a1e9ad6aaf9566236baf/generate-stackbrew-library.sh
 
 Maintainers: Tianon Gravi <[email protected]> (@tianon),
              Joseph Ferguson <[email protected]> (@yosifkit),
@@ -11,10 +11,10 @@ Architectures: amd64, arm32v7, arm64v8, i386, ppc64le, s390x
 GitCommit: 4ea106f4309ef37328a78371210e7aa509c762d0
 Directory: 1.14-rc/buster
 
-Tags: 1.14beta1-alpine3.10, 1.14-rc-alpine3.10, rc-alpine3.10, 1.14beta1-alpine, 1.14-rc-alpine, rc-alpine
+Tags: 1.14beta1-alpine3.11, 1.14-rc-alpine3.11, rc-alpine3.11, 1.14beta1-alpine, 1.14-rc-alpine, rc-alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 4ea106f4309ef37328a78371210e7aa509c762d0
-Directory: 1.14-rc/alpine3.10
+GitCommit: 4bf3297b1dee4f81cac5a1e9ad6aaf9566236baf
+Directory: 1.14-rc/alpine3.11
 
 Tags: 1.14beta1-windowsservercore-ltsc2016, 1.14-rc-windowsservercore-ltsc2016, rc-windowsservercore-ltsc2016
 SharedTags: 1.14beta1-windowsservercore, 1.14-rc-windowsservercore, rc-windowsservercore, 1.14beta1, 1.14-rc, rc
@@ -48,7 +48,12 @@ Architectures: amd64, arm32v7, arm64v8, i386, ppc64le, s390x
 GitCommit: c4125e0e6e3529f5524bd5e49b02767dd20532c8
 Directory: 1.13/stretch
 
-Tags: 1.13.5-alpine3.10, 1.13-alpine3.10, 1-alpine3.10, alpine3.10, 1.13.5-alpine, 1.13-alpine, 1-alpine, alpine
+Tags: 1.13.5-alpine3.11, 1.13-alpine3.11, 1-alpine3.11, alpine3.11, 1.13.5-alpine, 1.13-alpine, 1-alpine, alpine
+Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
+GitCommit: 4bf3297b1dee4f81cac5a1e9ad6aaf9566236baf
+Directory: 1.13/alpine3.11
+
+Tags: 1.13.5-alpine3.10, 1.13-alpine3.10, 1-alpine3.10, alpine3.10
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
 GitCommit: c4125e0e6e3529f5524bd5e49b02767dd20532c8
 Directory: 1.13/alpine3.10
@@ -85,15 +90,15 @@ Architectures: amd64, arm32v7, arm64v8, i386, ppc64le, s390x
 GitCommit: 3d800bdb5817168f16f4b8fca8bf19c4a967a488
 Directory: 1.12/stretch
 
-Tags: 1.12.14-alpine3.10, 1.12-alpine3.10, 1.12.14-alpine, 1.12-alpine
+Tags: 1.12.14-alpine3.11, 1.12-alpine3.11, 1.12.14-alpine, 1.12-alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 3d800bdb5817168f16f4b8fca8bf19c4a967a488
-Directory: 1.12/alpine3.10
+GitCommit: 4bf3297b1dee4f81cac5a1e9ad6aaf9566236baf
+Directory: 1.12/alpine3.11
 
-Tags: 1.12.14-alpine3.9, 1.12-alpine3.9
+Tags: 1.12.14-alpine3.10, 1.12-alpine3.10
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
 GitCommit: 3d800bdb5817168f16f4b8fca8bf19c4a967a488
-Directory: 1.12/alpine3.9
+Directory: 1.12/alpine3.10
 
 Tags: 1.12.14-windowsservercore-ltsc2016, 1.12-windowsservercore-ltsc2016
 SharedTags: 1.12.14-windowsservercore, 1.12-windowsservercore, 1.12.14, 1.12