fix(docs): update command usage doc

apps/www/app/page.tsx

@@ -5,7 +5,6 @@ import { cn } from "@/lib/utils"
 import { AppleMusicDemo } from "@/components/apple-music-demo"
 import { CopyButton } from "@/components/copy-button"
 import { PromoVideo } from "@/components/promo-video"
-import { AspectRatio } from "@/components/ui/aspect-ratio"
 import { buttonVariants } from "@/components/ui/button"
 
 export default function IndexPage() {

apps/www/content/docs/primitives/command.mdx

@@ -51,7 +51,7 @@ import {
 ```
 
 ```tsx
-<CommandDialog triggerKey="j">
+<Command>
   <CommandInput placeholder="Type a command or search..." />
   <CommandList>
     <CommandEmpty>No results found.</CommandEmpty>
@@ -67,7 +67,7 @@ import {
       <CommandItem>Settings</CommandItem>
     </CommandGroup>
   </CommandList>
-</CommandDialog>
+</Command>
 ```
 
 ## Examples