Upload openrewrite patch via GHA (#16270)

This patch adds a step to the openrewrite action, such that it uploads the correcting patch, in case it fails.

.github/workflows/static-checks.yml

@@ -163,9 +163,17 @@ jobs:
           ${MVN} install -q -ff -pl 'distribution' ${MAVEN_SKIP} ${MAVEN_SKIP_TESTS}
 
       - name: rewrite:dryRun
+        id: rewrite-dryRun
         run: |
           ${MVN} rewrite:dryRun ${MAVEN_SKIP}
 
+      - name: Upload open rewrite patch
+        if: ${{ failure() && steps.rewrite-dryRun.conclusion == 'failure' }}
+        uses: actions/upload-artifact@master
+        with:
+          name: Rewrite patch
+          path: ./target/rewrite/rewrite.patch
+
   web-checks:
     strategy:
       fail-fast: false