Try upload artifact 4

Author: Starbuck5

.github/workflows/main.yml

@@ -53,7 +53,7 @@ jobs:
           cp README.txt upload_prep/README.txt
           cp LICENSE.txt upload_prep/LICENSE.txt
 
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: SDL-image-build
           path: upload_prep