Add missing attributes references for node_id (integrations#492)

Adds missing attribute references for node_id within the:
* repository data source and resource
* team data source and resource
* user data source

Author: patrickmarabeas

website/docs/d/repository.html.markdown

@@ -27,6 +27,8 @@ The following arguments are supported:
 
 ## Attributes Reference
 
+* `node_id` - the Node ID of the repository.
+
 * `description` - A description of the repository.
 
 * `homepage_url` - URL of a page describing the project.

website/docs/d/team.html.markdown

@@ -24,6 +24,7 @@ data "github_team" "example" {
 ## Attributes Reference
 
  * `id` - the ID of the team.
+ * `node_id` - the Node ID of the team.
  * `name` - the team's full name.
  * `description` - the team's description.
  * `privacy` - the team's privacy type.

website/docs/d/user.html.markdown

@@ -23,6 +23,7 @@ data "github_user" "example" {
 
 ## Attributes Reference
 
+ * `node_id` - the Node ID of the user.
  * `login` - the user's login.
  * `avatar_url` - the user's avatar URL.
  * `gravatar_id` - the user's gravatar ID.

website/docs/r/repository.html.markdown

@@ -92,6 +92,8 @@ initial repository creation and create the target branch inside of the repositor
 
 The following additional attributes are exported:
 
+* `node_id` - the Node ID of the Repository.
+
 * `full_name` - A string of the form "orgname/reponame".
 
 * `html_url` - URL to the repository on the web.

website/docs/r/team.html.markdown

@@ -39,6 +39,7 @@ The following arguments are supported:
 The following attributes are exported:
 
 * `id` - The ID of the created team.
+* `node_id` - The Node ID of the created team.
 * `slug` - The slug of the created team, which may or may not differ from `name`,
   depending on whether `name` contains "URL-unsafe" characters.
   Useful when referencing the team in [`github_branch_protection`](/docs/providers/github/r/branch_protection.html).