Update website/pages/en/quick-start.mdx

Co-authored-by: Benoît Rouleau <[email protected]>

Author: idalithb

website/pages/en/quick-start.mdx

@@ -43,7 +43,7 @@ graph init --product subgraph-studio
 
 #### Create via Subgraph Studio
 
-Subgraph Studio has a staging environment where you can create, manage, deploy, and publish subgraphs and API Keys.
+Subgraph Studio lets you create, manage, deploy, and publish subgraphs, as well as create and manage API keys.
 
 1.  Go to [Subgraph Studio](https://thegraph.com/studio/) and connect your wallet.
 2.  Click "Create a Subgraph". It is recommended to name the subgraph in Title Case: "Subgraph Name Chain Name".