Docs: Setup refactor (#49739)

* builds out refactored setup topics

* Automatically fix some relrefs with mv-manager

Signed-off-by: Jack Baldry <jack.baldry@grafana.com>

* Use refs for tutorials content which is outside of this repository

Signed-off-by: Jack Baldry <jack.baldry@grafana.com>

* Manually fix complicated relrefs

Signed-off-by: Jack Baldry <jack.baldry@grafana.com>

* consolidates team sync and db encryption topics

* Fix relrefs

Signed-off-by: Jack Baldry <jack.baldry@grafana.com>

* updates setup index file

* Convert TOML to YAML

Signed-off-by: Jack Baldry <jack.baldry@grafana.com>

* Add current alias for new alerting content

Signed-off-by: Jack Baldry <jack.baldry@grafana.com>

* Add current aliases to new setup-grafana and configure-security pages

Signed-off-by: Jack Baldry <jack.baldry@grafana.com>

* Update docs/sources/setup-grafana/configure-grafana/_index.md

Co-authored-by: Torkel Ödegaard <torkel@grafana.com>

* moves saml docs, updates order in TOC

* Manually fix relrefs

Signed-off-by: Jack Baldry <jack.baldry@grafana.com>

* added usage insights topics, adjusted weights

* corrected relrefs

* Fix relrefs broken in rebase

Signed-off-by: Jack Baldry <jack.baldry@grafana.com>

Co-authored-by: Jack Baldry <jack.baldry@grafana.com>
Co-authored-by: Torkel Ödegaard <torkel@grafana.com>

docs/sources/visualizations/stat-panel.md

@@ -49,7 +49,7 @@ Choose how Grafana displays your data.
 
 Show a calculated value based on all rows.
 
-- **Calculation -** Select a reducer function that Grafana will use to reduce many fields to a single value. For a list of available calculations, refer to [Calculation types]({{< relref "../panels/calculation-types.md" >}}).
+- **Calculation -** Select a reducer function that Grafana will use to reduce many fields to a single value. For a list of available calculations, refer to [Calculation types]({{< relref "../panels/calculation-types/" >}}).
 - **Fields -** Select the fields display in the panel.
 
 #### All values