fix issue with script execution

conditional-variables/action.yaml

@@ -69,4 +69,5 @@ runs:
         RULES: ${{ inputs.rules }}
         FAIL_ON_NO_MATCH: ${{ inputs.fail-on-no-match }}
       run: |
+        chmod +x "${{ github.action_path }}/evaluate.sh"
         "${{ github.action_path }}/evaluate.sh"