Replacing using new module labels (m:<module>)

There's now a standard for module labels that Ansibot supports.

.github/BOTMETA.yml

@@ -364,13 +364,13 @@ files:
   $modules/files/tempfile.py:
   $modules/files/template.py: $team_ansible
   $modules/files/unarchive.py:
-    labels: unarchive
+    labels: m:unarchive
     maintainers: pileofrogs
     ignored: dagwieers
   $modules/files/xattr.py: $team_ansible bcoca
   $modules/files/xml.py:
     ignored: magnus919
-    labels: xml
+    labels: m:xml
     maintainers: sm4rk0 cmprescott
   $modules/identity/cyberark/:
     notified: cyberark-bizdev