feat: create ContentsFormPage for content creation and update related imports

app/routes/_admin.lg-admin.contents.create.tsx

@@ -1,10 +1,10 @@
 import { AdminDashboardLayout } from '~/layouts/admin/dashboard'
-import { CreateContentsPage } from '~/pages/contents-create'
+import { ContentsFormPage } from '~/pages/contents-form'
 
 const DashboardContentsLayout = () => {
   return (
     <AdminDashboardLayout>
-      <CreateContentsPage />
+      <ContentsFormPage />
     </AdminDashboardLayout>
   )
 }

app/routes/actions.admin.contents.create.ts

@@ -5,7 +5,7 @@ import { XiorError } from 'xior'
 
 import { createNewsRequest } from '~/apis/admin/create-news'
 import { handleCookie } from '~/libs/cookies'
-import { contentSchema, type TContentSchema } from '~/pages/contents-create'
+import { contentSchema, type TContentSchema } from '~/pages/contents-form'
 
 import type { Route } from './+types/actions.register'