Fix homepage URL in package.json

Author: simonnchong

package.json

@@ -2,7 +2,7 @@
   "name": "canvas-editor-pro",
   "version": "1.0.0",
   "private": true,
-  "homepage": "https://simonnchong.github.io/image-editor",
+  "homepage": "https://simonnchong.github.io/image_editor",
   "dependencies": {
     "react": "^18.2.0",
     "react-dom": "^18.2.0",