Update site.md

Author: Lauragra

api-reference/v1.0/resources/site.md

@@ -1,4 +1,3 @@
----
 author: spgraph-docs-team
 title: "site resource type"
 description: The site resource provides metadata and relationships for a Sharepoint site.
@@ -21,6 +20,7 @@ The **site** resource provides metadata and relationships for a SharePoint site.
 | [Get site][]             | site | Access a sharePoint site using the siteId.
 | [List sites across geographies][] |  collection of sites  | List sites across all geographies in an organization.
 | [List subsites for a site][] |  collection of sites  | Get a collection of subsites defined for a site.
+| [List root sites][]  | site  | List all available sites in an organization. 
 | [Get site by path][]     | site | Access the root SharePoint site with a relative path.
 | [Get site for a group][] | site | Access the team site for a group.
 | [Get analytics][]              | [itemAnalytics][] | Get analytics for this resource.
@@ -40,6 +40,7 @@ The **site** resource provides metadata and relationships for a SharePoint site.
 
 [Get site]: ../api/site-get.md
 [Get root site]: ../api/site-get.md
+[List root site]: ../api/site-list.md
 [List sites across geographies]: ../api/site-getallsites.md
 [List subsites for a site]: ../api/site-list-subsites.md
 [Get site by path]: ../api/site-getbypath.md