Doc fragments to plugins (#50172)

* promote doc_fragments into actual plugins

  change tests hardcoded path to doc fragments
  avoid sanity in fragments
  avoid improper testing of doc_fragments
  also change runner paths
 fix botmeta
 updated comment for fragments
 updated docs

.github/BOTMETA.yml

@@ -1025,6 +1025,28 @@ files:
     labels:
       - windows
 ###############################
+# plugins/doc_fragments
+  $plugins/doc_fragments/:
+    support: community
+  $plugins/doc_fragments/__init__.py:
+    support: core
+  $plugins/doc_fragments/aci.py: *aci
+  $plugins/doc_fragments/acme.py:
+    maintainers: resmo felixfontein
+  $plugins/doc_fragments/cloudstack.py:
+    maintainers: $team_cloudstack
+    labels: cloudstack
+  $plugins/doc_fragments/docker.py:
+    support: community
+    maintainers: $team_docker
+    supershipit: felixfontein
+  $plugins/doc_fragments/mso.py: *aci
+  $plugins/doc_fragments/vultr.py:
+    maintainers: $team_vultr
+    labels: cloud
+  $plugins/doc_fragments/xenserver.py:
+    maintainers: bvitnik
+###############################
 # plugins/filter
   $plugins/filter/:
     support: community
@@ -1211,24 +1233,6 @@ files:
     keywords:
       - jinja
       - jinja2
-  lib/ansible/utils/module_docs_fragments/:
-    support: community
-  lib/ansible/utils/module_docs_fragments/aci.py: *aci
-  lib/ansible/utils/module_docs_fragments/acme.py:
-    maintainers: resmo felixfontein
-  lib/ansible/utils/module_docs_fragments/docker.py:
-    support: community
-    maintainers: $team_docker
-    supershipit: felixfontein
-  lib/ansible/utils/module_docs_fragments/mso.py: *aci
-  lib/ansible/utils/module_docs_fragments/xenserver.py:
-    maintainers: bvitnik
-  lib/ansible/utils/module_docs_fragments/cloudstack.py:
-    maintainers: $team_cloudstack
-    labels: cloudstack
-  lib/ansible/utils/module_docs_fragments/vultr.py:
-    maintainers: $team_vultr
-    labels: cloud
   test/sanity/validate-modules:
     notified:
       - mattclay