Bump codecov/codecov-action from 7.0.0 to 7.1.0 (#803)

Author: dependabot[bot]

.github/workflows/tests.yaml

@@ -64,7 +64,7 @@ jobs:
         run: |
           pytest --cov=MySQLdb tests
 
-      - uses: codecov/codecov-action@fb8b3582c8e4def4969c97caa2f19720cb33a72f # v7.0.0
+      - uses: codecov/codecov-action@0b35c9ecc4f0529d0eb674914510c22f85b196b4 # v7.1.0
 
   django-test:
     name: "Run Django LTS test suite"