Update README example command to the locomotion sample.

Author: zjm-meta

README.md

@@ -20,18 +20,18 @@ The **Immersive Web SDK** makes building immersive web experiences as approachab
 pnpm install
 
 # Build all packages
-pnpm build:all
+pnpm run build:all
 
 # Run example
-cd examples/boilerplate && pnpm dev
+cd examples/locomotion && pnpm run dev
 ```
 
 ## Development
 
 ```bash
 # Lint and format code
-pnpm lint
-pnpm format
+pnpm run lint
+pnpm run format
 
 # Build specific package
 pnpm --filter '@iwsdk/core' run build