move custom dropdown to helper

libs/remix-ui/helper/src/index.ts

@@ -1,3 +1,4 @@
 export * from './lib/remix-ui-helper'
 export * from './lib/helper-components'
-export * from './lib/components/PluginViewWrapper'
+export * from './lib/components/PluginViewWrapper'
+export * from './lib/components/custom-dropdown'

libs/remix-ui/workspace/src/lib/remix-ui-workspace.tsx

@@ -1,6 +1,6 @@
 import React, { useState, useEffect, useRef, useContext } from 'react' // eslint-disable-line
 import { Dropdown } from 'react-bootstrap'
-import { CustomMenu, CustomToggle } from './components/custom-dropdown'
+import { CustomMenu, CustomToggle } from '@remix-ui/helper'
 import { FileExplorer } from './components/file-explorer' // eslint-disable-line
 import { FileSystemContext } from './contexts'
 import './css/remix-ui-workspace.css'