Update rabbitmq

Changes:

- https://github.com/docker-library/rabbitmq/commit/68048c8: Update 3.10 to 3.10.20

library/rabbitmq

@@ -45,22 +45,22 @@ Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
 GitCommit: 65eb19295b7975c4614d6071fb3fc6a1b86282a1
 Directory: 3.11/alpine/management
 
-Tags: 3.10.19, 3.10
+Tags: 3.10.20, 3.10
 Architectures: amd64, arm32v7, arm64v8, ppc64le, s390x
-GitCommit: 608d785d094ed95085f90e1058dfeeaa6eb75039
+GitCommit: 68048c872d80fd8940e3b8a9965cde2f4211bfef
 Directory: 3.10/ubuntu
 
-Tags: 3.10.19-management, 3.10-management
+Tags: 3.10.20-management, 3.10-management
 Architectures: amd64, arm32v7, arm64v8, ppc64le, s390x
 GitCommit: 6e226fe8e99702c8726d5e7d5c5864e69548048d
 Directory: 3.10/ubuntu/management
 
-Tags: 3.10.19-alpine, 3.10-alpine
+Tags: 3.10.20-alpine, 3.10-alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 608d785d094ed95085f90e1058dfeeaa6eb75039
+GitCommit: 68048c872d80fd8940e3b8a9965cde2f4211bfef
 Directory: 3.10/alpine
 
-Tags: 3.10.19-management-alpine, 3.10-management-alpine
+Tags: 3.10.20-management-alpine, 3.10-management-alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
 GitCommit: 6e226fe8e99702c8726d5e7d5c5864e69548048d
 Directory: 3.10/alpine/management