use faker v9 for test to resolve ci issue

Author: malcolm-kee

docs/.vitepress/theme/versions/FakerVersionSwitcher.vue

@@ -1,16 +1,14 @@
 ---
-title: Faker v10 Plugin
-description: Generate realistic mock data factories from OpenAPI with the Faker v10 plugin for openapi-ts. Fully compatible with all core features.
+title: Faker Plugin
+description: Generate realistic mock data factories from OpenAPI with the Faker plugin for openapi-ts. Compatible with Faker v9 and v10.
 ---
 
 <script setup lang="ts">
 import Heading from '@components/Heading.vue';
-import FakerVersionSwitcher from '@versions/FakerVersionSwitcher.vue';
 </script>
 
 <Heading>
-  <h1>Faker<span class="sr-only"> v10</span></h1>
-  <FakerVersionSwitcher />
+  <h1>Faker<span class="sr-only"> v9 & v10</span></h1>
 </Heading>
 
 ### About
@@ -21,7 +19,7 @@ The Faker plugin for Hey API generates factory functions from your OpenAPI spec
 
 ## Features
 
-- Faker v10 support
+- Faker v9 and v10 support
 - seamless integration with `@hey-api/openapi-ts` ecosystem
 - factory functions for reusable schema definitions, operation requests, and operation responses
 - smart property name inference for realistic data (e.g. `email` &rarr; `faker.internet.email()`)