Update rabbitmq

Changes:

- https://github.com/docker-library/rabbitmq/commit/cefa168: Update 3.8 to 3.8.15

library/rabbitmq

@@ -4,42 +4,22 @@ Maintainers: Tianon Gravi <[email protected]> (@tianon),
              Joseph Ferguson <[email protected]> (@yosifkit)
 GitRepo: https://github.com/docker-library/rabbitmq.git
 
-Tags: 3.8.15-rc.3, 3.8-rc
+Tags: 3.8.15, 3.8, 3, latest
 Architectures: amd64, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: fcb9d26a671581a665e257aa8b7a1ea0dff5344a
-Directory: 3.8-rc/ubuntu
-
-Tags: 3.8.15-rc.3-management, 3.8-rc-management
-Architectures: amd64, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 7e63843da6bfb191ddee6dbe3dd7ec0df36ae70b
-Directory: 3.8-rc/ubuntu/management
-
-Tags: 3.8.15-rc.3-alpine, 3.8-rc-alpine
-Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: fcb9d26a671581a665e257aa8b7a1ea0dff5344a
-Directory: 3.8-rc/alpine
-
-Tags: 3.8.15-rc.3-management-alpine, 3.8-rc-management-alpine
-Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 7e63843da6bfb191ddee6dbe3dd7ec0df36ae70b
-Directory: 3.8-rc/alpine/management
-
-Tags: 3.8.14, 3.8, 3, latest
-Architectures: amd64, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 06aa7a5fb49fbc81e4264bf259ddde888d120b75
+GitCommit: cefa168001245c0d4a8af8aae988bbe5506bb03f
 Directory: 3.8/ubuntu
 
-Tags: 3.8.14-management, 3.8-management, 3-management, management
+Tags: 3.8.15-management, 3.8-management, 3-management, management
 Architectures: amd64, arm32v7, arm64v8, i386, ppc64le, s390x
 GitCommit: 7e63843da6bfb191ddee6dbe3dd7ec0df36ae70b
 Directory: 3.8/ubuntu/management
 
-Tags: 3.8.14-alpine, 3.8-alpine, 3-alpine, alpine
+Tags: 3.8.15-alpine, 3.8-alpine, 3-alpine, alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 06aa7a5fb49fbc81e4264bf259ddde888d120b75
+GitCommit: cefa168001245c0d4a8af8aae988bbe5506bb03f
 Directory: 3.8/alpine
 
-Tags: 3.8.14-management-alpine, 3.8-management-alpine, 3-management-alpine, management-alpine
+Tags: 3.8.15-management-alpine, 3.8-management-alpine, 3-management-alpine, management-alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
 GitCommit: 7e63843da6bfb191ddee6dbe3dd7ec0df36ae70b
 Directory: 3.8/alpine/management