ci: revert runner version

Author: pythops

.github/workflows/ci.yaml

@@ -15,7 +15,7 @@ jobs:
         ubuntu: ["22.04", "24.04"]
     permissions:
       contents: write
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v4