Force Java 11 on packaging.

Author: jonsimantov

.github/workflows/cpp-packaging.yml

@@ -248,6 +248,9 @@ jobs:
     strategy:
       fail-fast: false
     steps:
+      - name: Force Java 11
+        shell: bash
+        run: echo "JAVA_HOME=${JAVA_HOME_11_X64}" >> $GITHUB_ENV
       - name: fetch SDK
         uses: actions/checkout@v3
         with: