docs: update drizzle instructions (nuxt-hub#106)

Author: onmax

docs/content/docs/4.recipes/2.drizzle.md

@@ -55,6 +55,7 @@ Add a `drizzle.config.ts` file to your project:
 import { defineConfig } from 'drizzle-kit'
 
 export default defineConfig({
+  dialect: 'sqlite',
   schema: './server/database/schema.ts',
   out: './server/database/migrations'
 })
@@ -82,7 +83,7 @@ Let's add a `db:generate` script to the `package.json`:
 ```json [package.json]
 {
   "scripts": {
-    "db:generate": "drizzle-kit generate:sqlite"
+    "db:generate": "drizzle-kit generate"
   }
 }
 ```