typos in introduction.mdx

website/versioned_docs/version-0.21/getting-started/introduction.mdx

@@ -49,5 +49,5 @@ There are options other than Trunk that may be used for bundling Yew application
 
 ## Next steps
 
-With your development environment setup, you can now either proceed with reading the documentation.
+With your development environment set up, you can now proceed with reading the documentation.
 If you like to learn by getting your hands dirty, we recommend you check out our [tutorial](../tutorial).