Review codecov configuration

Related: ansible/team-devtools#169

.github/workflows/tox.yml

@@ -35,7 +35,7 @@ jobs:
   tox:
     name: ${{ matrix.name }} / python ${{ matrix.python_version }}
     environment: test
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     needs: pre
     strategy:
       fail-fast: false
@@ -82,6 +82,7 @@ jobs:
         uses: codecov/codecov-action@v4
         with:
           name: ${{ matrix.passed_name }}
+          fail_ci_if_error: true
           token: ${{ secrets.CODECOV_TOKEN }}
           verbose: true # optional (default = false)
       - name: Change accessibility for cache

codecov.yml

@@ -1,5 +1,9 @@
+---
+codecov:
+  require_ci_to_pass: true
 coverage:
   status:
+    patch: true # we want github annotations
     project:
       default:
         threshold: 0.3%