Update output

.github/workflows/presubmit-metadata.yaml

@@ -20,18 +20,7 @@ jobs:
           set +o pipefail
           find ./images -name '*metadata.yaml' | while read -r file; do 
             if yq eval '.keywords[]' "$file" | grep -voE '(application|base|fips|ai|ai-gpu|stigs|featured)'; then
-              cat "$file" has keywords that are not on allow list. Please update. >> output_log.txt
+              echo "$file" has keywords that are not on allow list. Please update. >> $GITHUB_OUTPUT
             fi
           done
           echo '::endgroup::'
-      - name: Output results
-        shell: bash
-        id: output-results
-        run: |
-          set -e
-          cd "${GITHUB_WORKSPACE}"
-          set +o pipefail
-          if [ -s output_log.txt ]; then
-            cat output_log.txt
-            exit 1
-          fi