fix(deps): update dependency @sanity/visual-editing to v4 (#156)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

packages/sanity-sveltekit/package.json

@@ -40,7 +40,7 @@
     "@sanity/core-loader": "^2.0.0",
     "@sanity/presentation-comlink": "^2.0.0",
     "@sanity/preview-url-secret": "^2.1.15",
-    "@sanity/visual-editing": "^3.2.4",
+    "@sanity/visual-editing": "^4.0.0",
     "fast-deep-equal": "^3.1.3",
     "groq": "^4.11.0",
     "sanity": "^4.11.0"