chore(docs): Update v1-50.mdx with installation instructions (CopilotKit#2829)

Co-authored-by: Tyler Slaton <54378333+tylerslaton@users.noreply.github.com>

Author: NathanTarbert

docs/content/docs/(root)/whats-new/v1-50.mdx

@@ -12,9 +12,8 @@ CopilotKit v1.50 is now available.  This page gives an overview of what is new,
 
 Set your CopilotKit version to: 
 ```package-install 
-@copilotkit/react-core@latest
-@copilotkit/react-ui@latest 
-@copilotkit/runtime@latest
+@copilotkit/react-core@latest @copilotkit/react-ui@latest @copilotkit/runtime@latest
+```
 ---
 # Overview