Docs: Refactor administration docs (#50592)

* Move data source management to administration

* Move RBAC to administration

* Move team management up a docs org level

* Combine and rename admin preferences docs

* Move plugin management to administration

* Combine plugin management docs

* Combine API key docs

* Combine service account docs

* Combine server user management docs

* Move datasource management to administration

* Move enterprise licenses to administration

* Move CLI out of admin, update links to admin

* Merge org user management docs

* Restructure to Torkel's plan

* Fix typo

* Weigh admin topics for navigation

* Weigh administration topics and align to Torkel's plan

* Move server user management from server admin to admin/user management

* Move configure docker image to setup guide

* Move the remaining server admin docs to the root admin directory

* Reweight docker config

docs/sources/administration/_index.md

@@ -10,9 +10,4 @@ weight: 40
 
 This section includes information for Grafana administrators, team administrators, and users performing administrative tasks:
 
-- [Change Preferences]({{< relref "preferences/" >}})
-- [Configuration]({{< relref "../setup-grafana/configure-grafana/" >}})
-- [Configure Docker image]({{< relref "configure-docker/" >}})
-- [Security]({{< relref "../setup-grafana/configure-security/" >}})
-- [Database encryption]({{< relref "../setup-grafana/configure-security/configure-database-encryption/" >}})
-- [Service accounts]({{< relref "service-accounts/" >}})
+{{< section >}}