Merge pull request #34 from plumed/dependabot/github_actions/codecov/codecov-action-7

ci: bump codecov/codecov-action from 6 to 7

Author: gtribello

.github/workflows/main.yml

@@ -121,4 +121,4 @@ jobs:
         python -m tox -e tests
 
     - name: Upload Coverage to Codecov
-      uses: codecov/codecov-action@v6
+      uses: codecov/codecov-action@v7