Update sync-docs paths to be more specific

Co-authored-by: neilime <314088+neilime@users.noreply.github.com>

Author: Copilot

.github/workflows/__main-ci.yml

@@ -47,8 +47,8 @@ jobs:
       hoverkraft-tech/public-docs/.github/workflows/sync-docs-dispatcher.yml@28c98a4b7eda20c80e9ed488f87dc1ed381476f5
     with:
       paths: |
-        actions
-        .github/workflows
+        actions/**/README.md
+        .github/workflows/*.md
         README.md
     secrets:
       github-token: ${{ secrets.PUBLIC_DOCS_TOKEN }}