Update docker.io/alfresco/alfresco-activemq Docker tag to v5.18.7

Author: renovate[bot]

xenit-alfresco/values.yaml

@@ -142,7 +142,7 @@ mq:
   image:
     registry: 'docker.io'
     repository: 'alfresco/alfresco-activemq'
-    tag: '5.18.3-jre17-rockylinux8@sha256:25386b20263b7e838605e07fea2713fb65762010c1c677cf82aecefbaed5d227'
+    tag: '5.18.7-jre17-rockylinux8@sha256:5b10958ea9867b11181711de22c123a56ce64852ed787a7b6435aa9ed71fe38b'
   init:
     image:
       registry: 'docker.io'