GHA-206 Make GITHUB_TOKEN available in post update step in update-rule-metadata (#110)

Author: tomasz-tylenda-sonarsource

update-rule-metadata/action.yml

@@ -188,6 +188,8 @@ runs:
     - name: Run Post Update Script
       if: ${{ inputs.post-update }}
       shell: bash
+      env:
+        GITHUB_TOKEN: ${{ fromJSON(steps.secrets.outputs.vault).GITHUB_TOKEN }}
       run: ${{ inputs.post-update }}
 
     - name: Remove rule-api jar