refactor: standardize access token variable naming across routes

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

@@ -10,7 +10,7 @@ import { contentSchema, type TContentSchema } from '~/pages/form-contents'
 import type { Route } from './+types/actions.admin.contents.update'
 
 export const action = async ({ request }: Route.ActionArgs) => {
-  const { staffToken } = await handleCookie(request)
+  const { staffToken: accessToken } = await handleCookie(request)
   try {
     const {
       errors,
@@ -26,10 +26,7 @@ export const action = async ({ request }: Route.ActionArgs) => {
       return data({ success: false, errors, defaultValues }, { status: 400 })
     }
 
-    const { data: newsData } = await updateNewsRequest({
-      accessToken: staffToken,
-      payload,
-    })
+    const { data: newsData } = await updateNewsRequest({ accessToken, payload })
 
     return data(
       {