Updating Ubuntu version for release task. (#319)

Author: bdchatham

.github/workflows/release.yml

@@ -36,7 +36,7 @@ jobs:
       - run: make tests
   release:
     needs: [lint, test]
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       - name: Git checkout
         uses: actions/checkout@v4