Update index-docker.mdx

Author: ajeetraina

docs/create/docker/index-docker.mdx

@@ -1,13 +1,11 @@
 ---
 id: index-docker
-title: Using Docker
+title: Installing and creating Redis database using Docker
 sidebar_label: Docker
 slug: /create/docker
 ---
 
 
-### Installing and creating Redis database using Docker 
-
 #### Pre-requisites:
 
 Ensure that Docker is installed in your system. Follow https://docs.docker.com/engine/install/ if you haven’t installed yet.