docs: use RouterConfig interface in examples

docs/content/2.guide/2.directory-structure/1.pages.md

@@ -335,10 +335,10 @@ It is possible to customize [vue-router options](https://router.vuejs.org/api/in
 This is the recommended way to specify router options.
 
 ```js [app/router.options.ts]
-import type { RouterOptions } from '@nuxt/schema'
+import type { RouterConfig } from '@nuxt/schema'
 
 // https://router.vuejs.org/api/interfaces/routeroptions.html
-export default <RouterOptions> {
+export default <RouterConfig> {
 }
 ```
 
@@ -348,10 +348,10 @@ You can optionally override routes using a function that accepts scanned routes
 If returning `null` or `undefined`, Nuxt will fallback to the default routes. (useful to modify input array)
 
 ```js [app/router.options.ts]
-import type { RouterOptions } from '@nuxt/schema'
+import type { RouterConfig } from '@nuxt/schema'
 
 // https://router.vuejs.org/api/interfaces/routeroptions.html
-export default <RouterOptions> {
+export default <RouterConfig> {
   routes: (_routes) => [
     {
       name: 'home',
@@ -368,11 +368,11 @@ You can optionally override history mode using a function that accepts base url
 If returning `null` or `undefined`, Nuxt will fallback to the default history.
 
 ```js [app/router.options.ts]
-import type { RouterOptions } from '@nuxt/schema'
+import type { RouterConfig } from '@nuxt/schema'
 import { createMemoryHistory } from 'vue-router'
 
 // https://router.vuejs.org/api/interfaces/routeroptions.html
-export default <RouterOptions> {
+export default <RouterConfig> {
   history: base => process.client ? createMemoryHistory(base) : null /* default */
 }
 ```