Docs: updates for file-based menu (#28500)

* initial

* cleanup

* remove bad aliases

* cleanup, fix links

* add docs-file-based-command

* update docs

* update readme

* fix broken links

* fix spelling

Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>

docs/sources/permissions/organization_roles.md

@@ -2,11 +2,6 @@
 title = "Organization roles"
 description = "Grafana organization roles guide "
 keywords = ["grafana", "configuration", "documentation", "organization", "roles", "permissions"]
-type = "docs"
-[menu.docs]
-name = "Organization Roles"
-identifier = "organization-roles"
-parent = "permissions"
 weight = 100
 +++