Allow fail of upload coverage report

Author: termoshtt

.github/workflows/rust.yml

@@ -36,5 +36,3 @@ jobs:
           cargo tarpaulin --verbose --features=intel-mkl --out Xml --manifest-path=ndarray-linalg/Cargo.toml
       - name: Upload to codecov.io
         uses: codecov/codecov-action@v1
-        with:
-          fail_ci_if_error: true