chore(deps): update dependency @sanity/assist to v2 (#5960)

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

Author: renovate[bot]

dev/test-studio/package.json

@@ -20,7 +20,7 @@
     "@react-three/cannon": "^6.5.2",
     "@react-three/drei": "^9.80.1",
     "@react-three/fiber": "^8.13.6",
-    "@sanity/assist": "^1.0.8",
+    "@sanity/assist": "^2.0.0",
     "@sanity/block-tools": "3.32.0",
     "@sanity/client": "^6.15.3",
     "@sanity/color": "^3.0.0",