Merge pull request #224 from VectorInstitute/dependabot/github_actions/codecov/codecov-action-6.0.0

Bump codecov/codecov-action from 5.5.3 to 6.0.0

Author: XkunW

.github/workflows/unit_tests.yml

@@ -86,7 +86,7 @@ jobs:
           gpg --keyserver keyserver.ubuntu.com --recv-keys 806BB28AED779869
 
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v5.5.3
+        uses: codecov/codecov-action@v6.0.0
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           files: ./coverage.xml