CI: Use actions/upload-artifact@v4

Author: TingPing

.github/workflows/check.yml

@@ -148,7 +148,7 @@ jobs:
       run: timeout --signal=KILL -v ${TESTS_TIMEOUT}m meson test -C ${BUILDDIR} --verbose
 
     - name: Upload test logs
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v4
       if: failure() || cancelled()
       with:
         name: test logs