Add retry to test and coverage

.github/workflows/python-package.yml

@@ -86,12 +86,14 @@ jobs:
         if: matrix.python-version != '3.10'
         run: |
           pytest test
+        retry: 3
       - name: Coverage
         if: matrix.python-version == '3.10'
         run: |
           pip install coverage
           coverage run -a -m pytest test
           coverage xml
+        retry: 3
       - name: Upload coverage to Codecov
         if: matrix.python-version == '3.10'
         uses: codecov/codecov-action@v3