update action upload-artifact to v4

Author: rainers

.github/workflows/build-and-test.yml

@@ -55,7 +55,7 @@ jobs:
         working-directory: visuald/trunk
         run: nmake d_modules
       - name: Upload binaries
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         if: failure()
         with:
           name: bin