docs: add redirect for Cloud Playground page

Author: hassankhan

docs/content/Workspace/Developer-Playground.mdx

@@ -3,13 +3,15 @@ title: Playground
 permalink: /dev-tools/dev-playground
 category: Workspace
 menuOrder: 1
+redirect_from:
+  - /cloud/dev-tools/dev-playground
 ---
 
 Playground is a web-based tool which allows to execute queries and preview the results:
 
 <SuccessBox>
 
-Playground is available in Cube Cloud on [all tiers](https://cube.dev/pricing). 
+Playground is available in Cube Cloud on [all tiers](https://cube.dev/pricing).
 
 </SuccessBox>