Merge pull request #22903 from bparry02/fix-typo

Remove typo in code block

Author: bmcelvee

modules/images-configuration-registry-mirror.adoc

@@ -101,7 +101,6 @@ spec:
   - mirrors:
     - example.com/example/ubi-minimal
     source: registry.access.redhat.com/ubi8/ubi-minimal
-~
 ----
 <1> Indicates the name of the image registry and repository
 <2> Indicates the registry and repository containing the content that is mirrored