Update python-package.yml

Author: ageiss2

.github/workflows/python-package.yml

@@ -39,7 +39,7 @@ jobs:
           cd tests
           pytest . --ignore-glob=test_gui*.py --doctest-modules --junitxml=junit/test-results-${{ matrix.python-version }}.xml --cov=com --cov-report=xml
       - name: Upload pytest test results
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: pytest-results-${{ matrix.python-version }}
           path: /home/runner/work/extrap/extrap/tests/junit/test-results-${{ matrix.python-version }}.xml