Docs: Update configuration.md (#25707)

* Update configuration.md

* moved configuration.md to administration folder

* updated links

* Added quota section

* Update upgrading.md

* Update configuration.md

* Update configuration.md

* Update configuration.md

* Updating links

* Update configuration.md

* Update configuration.md

* Update configuration.md

Reworked the security options

* Update configuration.md

* Update configuration.md

* Update provisioning.md

* Update provisioning.md

* Update configuration.md

* Update configuration.md

* Update docs/sources/administration/configuration.md

Co-authored-by: Marcus Efraimsson <marcus.efraimsson@gmail.com>

Co-authored-by: Marcus Efraimsson <marcus.efraimsson@gmail.com>

docs/sources/getting-started/getting-started.md

@@ -54,7 +54,7 @@ All users might want to learn about:
 
 Administrators might want to learn about:
 
-* [Grafana configuration]({{< relref "../installation/configuration.md" >}})
+* [Grafana configuration]({{< relref "../administration/configuration.md" >}})
 * [Authentication]({{< relref "../auth/overview.md" >}})
 * [User permissions and roles]({{< relref "../permissions/overview.md" >}})
 * [Provisioning]({{< relref "../administration/provisioning.md" >}})