updated to v4 in github workflow

Author: dsol-cpu

.github/workflows/deploy.yml

@@ -35,7 +35,7 @@ jobs:
         run: ls -R build/
 
       - name: Upload Build Artifact
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: WebGL-Build
           path: build/WebGL
@@ -70,7 +70,7 @@ jobs:
           clean: true
 
       - name: Download Build Artifact
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: WebGL-Build
           path: .