Don't fail CI on codecov upload errors

Author: logandk

.github/workflows/tests.yaml

@@ -32,5 +32,5 @@ jobs:
       - uses: codecov/codecov-action@v4
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
-          fail_ci_if_error: true
+          fail_ci_if_error: false
           verbose: true