update GH workflow to publish xml coverage file to codecov so viewable on the website

Author: Lorin Dawson

.github/workflows/test.yml

@@ -71,4 +71,7 @@ jobs:
         coverage combine
         coverage xml
     - name: Publish test coverage
-      uses: codecov/codecov-action@v1
+      uses: codecov/codecov-action@v3
+      with:
+          fail_ci_if_error: true
+          files: ./python/coverage.xml