Update rabbitmq

Changes:

- https://github.com/docker-library/rabbitmq/commit/99dc809: Merge pull request https://github.com/docker-library/rabbitmq/pull/431 from infosiftr/bye-3.7
- https://github.com/docker-library/rabbitmq/commit/13daa51: Remove 3.7

library/rabbitmq

@@ -6,7 +6,7 @@ GitRepo: https://github.com/docker-library/rabbitmq.git
 
 Tags: 3.8.7, 3.8, 3, latest
 Architectures: amd64, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: d2c116b97e4a76e91564a994aed3db8dfa634b02
+GitCommit: 13daa516eb621cb6b43e683c8d5af4516b3ac1e8
 Directory: 3.8/ubuntu
 
 Tags: 3.8.7-management, 3.8-management, 3-management, management
@@ -16,30 +16,10 @@ Directory: 3.8/ubuntu/management
 
 Tags: 3.8.7-alpine, 3.8-alpine, 3-alpine, alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: d2c116b97e4a76e91564a994aed3db8dfa634b02
+GitCommit: 13daa516eb621cb6b43e683c8d5af4516b3ac1e8
 Directory: 3.8/alpine
 
 Tags: 3.8.7-management-alpine, 3.8-management-alpine, 3-management-alpine, management-alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
 GitCommit: 13d43346f3c0b4de9a15c9589ecdf8b3e22b689c
 Directory: 3.8/alpine/management
-
-Tags: 3.7.28, 3.7
-Architectures: amd64, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 7257ddb5361d42bc5a952b6d2e357fc623131627
-Directory: 3.7/ubuntu
-
-Tags: 3.7.28-management, 3.7-management
-Architectures: amd64, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: bf2c73df6ee8475ac30c9773a8128852450ea518
-Directory: 3.7/ubuntu/management
-
-Tags: 3.7.28-alpine, 3.7-alpine
-Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 7257ddb5361d42bc5a952b6d2e357fc623131627
-Directory: 3.7/alpine
-
-Tags: 3.7.28-management-alpine, 3.7-management-alpine
-Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: bf2c73df6ee8475ac30c9773a8128852450ea518
-Directory: 3.7/alpine/management