chore: updated action

Author: Dax89

.github/workflows/build.yml

@@ -49,7 +49,7 @@ jobs:
         mv REDasm-*.AppImage REDasm_Linux_AMD64_`date +%Y%m%d`.AppImage
         
     - name: Upload AppImage
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v4
       with:
         name: Linux (AppImage)
         path: build/REDasm*.AppImage