Update to use axel-op analyzer action

Author: shamblett

.github/workflows/pana.yml

@@ -19,11 +19,11 @@ jobs:
 
       - uses: dart-lang/setup-dart@v1
         with:
-          sdk: '3.8'
+          sdk: '3.11'
 
       - uses: actions/checkout@v2
 
-      - uses: shamblett/dart-package-analyzer@v3
+      - uses: axel-op/dart-package-analyzer@v3
         id: analysis # set an id for the current step
         with:
           githubToken: ${{ secrets.GITHUB_TOKEN }}