chore: update lgp docs link (#783)

Author: lc-arjun

docs/langgraph_cloud.mdx

@@ -4,8 +4,8 @@ sidebar_label: Deployment (LangGraph Platform)
 
 # LangGraph Platform
 
-LangGraph Platform is a managed service for deploying and hosting LangGraph applications. Deploying applications with LangGraph Cloud shortens the time-to-market for developers. With one click, deploy a production-ready API with built-in persistence for your LangGraph application. LangGraph Cloud APIs are horizontally scalable and deployed with durable storage.
+LangGraph Platform is a managed service for deploying and hosting LangGraph applications. Deploying applications with LangGraph Platform shortens the time-to-market for developers. With one click, deploy a production-ready API with built-in persistence for your LangGraph application. LangGraph Platform APIs are horizontally scalable and deployed with durable storage.
 
 LangGraph Platform is seamlessly integrated with LangSmith and is accessible from the **Deployments** section in the left-hand navigation bar.
 
-See the official <a href="https://langchain-ai.github.io/langgraph/cloud/" target="_blank">LangGraph Platform documentation</a> for more details.
+See the official <a href="https://langchain-ai.github.io/langgraph/concepts/langgraph_platform/" target="_blank">LangGraph Platform documentation</a> for more details.