Bump codecov/codecov-action from 3 to 4 (#3219)

Author: effigies

.github/workflows/pre-release.yml

@@ -62,7 +62,8 @@ jobs:
         run: .maint/ci/install_extras.sh
       - name: Run tests
         run: .maint/ci/check.sh
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           file: coverage.xml
+          token: ${{ secrets.CODECOV_TOKEN }}
         if: ${{ always() }}

.github/workflows/stable.yml

@@ -65,7 +65,8 @@ jobs:
         run: .maint/ci/install_extras.sh
       - name: Run tests
         run: .maint/ci/check.sh
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           file: coverage.xml
+          token: ${{ secrets.CODECOV_TOKEN }}
         if: ${{ always() }}