STRIPES-939 GA: omit publishing MD (#236)

There is no module descriptor here. Additionally, make this workflow
conditional to avoid running twice when GA logs multiple events for the
same action when opening a new PR.

Refs STRIPES-939, STRIPES-938

.github/workflows/ui.yml

@@ -6,11 +6,13 @@ on:
 
 jobs:
   ui:
-    uses: folio-org/.github/.github/workflows/[email protected]
+    uses: folio-org/.github/.github/workflows/[email protected]
+    if: github.ref_name == github.event.repository.default_branch || github.event_name != 'push' || github.ref_type == 'tag'
     secrets: inherit
     with:
       jest-enabled: false
       sonar-sources: .
       compile-translations: false
-
+      generate-module-descriptor: false
+      publish-module-descriptor: false