chore: use a new action to better check the contribution content

Use new action to validate if contribution (PR) follows the guidelines on documentation content

For now only check if:
files contain:description: attributes
files not contain any forbidden attribute

Covers bonitasoft/bonita-documentation-site#591

.github/workflows/contribution-checks.yml

@@ -9,8 +9,8 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check PR content
-        uses: bonitasoft/actions/packages/pr-diff-checker@v2
+        uses: bonitasoft/actions/packages/pr-antora-content-guidelines-checker@v2
         with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-          diffDoesNotContain: '["https://documentation.bonitasoft.com/", "Bonita BPM", "link:https", "link:http", "xref:https", "xref:http", "xref:_", "xref:#"]'
-          extensionsToCheck: '[".adoc"]'
+          attributes-to-check: ':description:'
+          files-to-check: 'adoc'
+          forbidden-pattern-to-check: 'https://documentation.bonitasoft.com, link:https, link:http, link:, xref:https, xref:http, xref:_, xref:#, Bonita BPM'