Favorites Drag and Drop Implementation (#8979)

Adds drag and drop functionality for favorites management, allowing
users to:

- Move favorites between folders
- Move favorites from folders to orphan section
- Move orphan favorites into folders

Known Issues:
Drop detection at folder boundaries requires spacing workaround

packages/twenty-front/src/modules/favorites/contexts/FavoritesDragContext.tsx

@@ -0,0 +1,9 @@
+import { createContext } from 'react';
+
+type FavoritesDragContextType = {
+  isDragging: boolean;
+};
+
+export const FavoritesDragContext = createContext<FavoritesDragContextType>({
+  isDragging: false,
+});