small grammar update to install instructions

Author: HomelessDinosaur

docs/get-started/installation.mdx

@@ -6,7 +6,7 @@ description: 'Basic installation instructions for the Nitric Framework'
 
 ## Prerequisites
 
-Nitric relies on functionality from the following projects to help retrieve plugins, containerize and deploy your application.
+Nitric relies on functionality from the following projects to help retrieve plugins, containerize, and deploy your application.
 Please follow these links to the official installation steps for each.
 
 - [Git](https://git-scm.com/)
@@ -15,9 +15,9 @@ Please follow these links to the official installation steps for each.
 - [Pulumi](https://www.pulumi.com/docs/cli/) _(for deployments, only needed if using the default providers)_
 
 <Note>
-  When setting up docker on Linux be sure to follow the [post-installation
+  When setting up Docker on Linux be sure to follow the [post-installation
   steps](https://docs.docker.com/engine/install/linux-postinstall/) so you can
-  run docker as a non-root user.
+  run Docker as a non-root user.
 </Note>
 
 ## Installing the Nitric CLI