refactor: remove DirSwitch component and its usage in Tasks (#190)

Author: satnaing

src/components/dir-switch.tsx

@@ -1,5 +1,4 @@
 import { ConfigDrawer } from '@/components/config-drawer'
-import { DirSwitch } from '@/components/dir-switch'
 import { Header } from '@/components/layout/header'
 import { Main } from '@/components/layout/main'
 import { ProfileDropdown } from '@/components/profile-dropdown'
@@ -19,7 +18,6 @@ export default function Tasks() {
         <Search />
         <div className='ms-auto flex items-center space-x-4'>
           <ThemeSwitch />
-          <DirSwitch />
           <ConfigDrawer />
           <ProfileDropdown />
         </div>