ci: bump codecov/codecov-action from 4.5.0 to 4.6.0 (#646)

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/tests.yml

@@ -121,15 +121,15 @@ jobs:
 
       - name: "Upload general coverage to Codecov"
         if: ${{ matrix.backend_dir_name == 'the_simplest_backend' }}
-        uses: codecov/codecov-action@v4.5.0
+        uses: codecov/codecov-action@v4.6.0
         with:
           name: codecov-general
           files: ./tests/${{ matrix.backend_dir_name }}_coverage.xml
           token: ${{ secrets.CODECOV_TOKEN }}
           fail_ci_if_error: false
 
       - name: "Upload ml-backend ${{ matrix.backend_dir_name }} coverage to Codecov"
-        uses: codecov/codecov-action@v4.5.0
+        uses: codecov/codecov-action@v4.6.0
         with:
           name: codecov-${{ matrix.backend_dir_name }}
           files: ./label_studio_ml/examples/${{ matrix.backend_dir_name }}/coverage.xml