devdot updates

website/content/docs/providers/docker/configuration.mdx

@@ -11,7 +11,7 @@ description: |-
 The Docker provider has some provider-specific configuration options
 you may set. A complete reference is shown below.
 
-### Required
+## Required
 
 One of the following settings is required when using the Docker provider:
 
@@ -25,7 +25,7 @@ One of the following settings is required when using the Docker provider:
   [docker documentation](https://docs.docker.com/engine/reference/commandline/build/#/git-repositories)
   for more information.
 
-### Optional
+## Optional
 
 General settings:
 

website/data/vagrant-cloud-nav-data.json

@@ -1,8 +1,4 @@
 [
-  {
-    "title": "Back to Vagrant Documentation",
-    "href": "/docs"
-  },
   {
     "title": "Boxes",
     "routes": [