use approved action version

.github/workflows/first-responder-docs-content.yml

@@ -79,7 +79,7 @@ jobs:
           })
     - name: Remove docs-content-fr label if not already removed
       if: github.event.action == 'closed'
-      uses: rachmari/labeler@v1.0.4
+      uses: rachmari/labeler@832d42ec5523f3c6d46e8168de71cd54363e3e2e
       with:
         repo-token: "${{ secrets.DOCUBOT_FR_PROJECT_BOARD_WORKFLOWS_REPO_ORG_READ_SCOPES }}"
         remove-labels: "docs-content-fr"