fix: doc

Author: abernier

docs/getting-started/github-actions.mdx

@@ -7,9 +7,9 @@ nav: 3
 `pmndrs/docs` provides a [`build.yml`](.github/workflows/build.yml) reusable workflow, any project can use:
 
 ```yml
-uses: pmndrs/docs/.github/workflows/build.yml@v1
+uses: pmndrs/docs/.github/workflows/build.yml@v2
   with:
-    mdx: './docs'
+    mdx: 'docs'
     libname: 'React Three Fiber'
     libname_short: 'r3f'
     home_redirect: '/getting-started/introduction'