Remove cloudflare adapter

Signed-off-by: Asai Neko <sugar@sne.moe>

astro.config.mjs

@@ -3,8 +3,6 @@ import { defineConfig } from 'astro/config';
 import starlight from '@astrojs/starlight';
 import mdx from '@astrojs/mdx';
 
-import cloudflare from '@astrojs/cloudflare';
-
 // https://astro.build/config
 export default defineConfig({
     integrations: [
@@ -37,6 +35,4 @@ export default defineConfig({
         }),
         mdx(),
     ],
-
-    adapter: cloudflare(),
 });