feat(editor): group gfx extension (#11950)

Closes: BS-3208

<!-- This is an auto-generated comment: release notes by coderabbit.ai -->

## Summary by CodeRabbit

- **New Features**
  - Introduced a new group view extension, enhancing how group elements are handled and displayed.
  - Added new store and view modules for group-related features, improving modularity and integration.

- **Refactor**
  - Updated the group element architecture to use extension-based registration for views, toolbars, and effects.
  - Simplified and reorganized exports for group and text modules.

- **Chores**
  - Updated dependencies and project references to improve build consistency and compatibility.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

yarn.lock

@@ -3159,6 +3159,7 @@ __metadata:
   dependencies:
     "@blocksuite/affine-block-surface": "workspace:*"
     "@blocksuite/affine-components": "workspace:*"
+    "@blocksuite/affine-ext-loader": "workspace:*"
     "@blocksuite/affine-gfx-text": "workspace:*"
     "@blocksuite/affine-model": "workspace:*"
     "@blocksuite/affine-rich-text": "workspace:*"