feat(editor): add frame title and mobile toolbar widget extension (#11996)

Closes: BS-3223
Closes: BS-3224

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

- **New Features**
  - Introduced new view extensions for frame title and keyboard toolbar widgets with conditional registration based on context and environment.
  - Enhanced widget integration by adding explicit exports for view components.

- **Chores**
  - Updated export paths and package dependencies to improve modularity and compatibility.
  - Removed deprecated widget dependencies and related imports from core packages.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

blocksuite/affine/all/src/widgets/frame-title/view.ts

@@ -0,0 +1 @@
+export * from '@blocksuite/affine-widget-frame-title/view';

blocksuite/affine/all/src/widgets/keyboard-toolbar/view.ts

@@ -0,0 +1 @@
+export * from '@blocksuite/affine-widget-keyboard-toolbar/view';