Docs: Remove feature folder (#27830)

* moved files out of tutorials folder

* link update

* updated weights

* moved Explore

* move files and fix links

* moved files out of features

* Revert "moved files out of features"

This reverts commit 5e44cbcc95288d653f9d89f9516c96173d542967.

* fixed links

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

@@ -44,10 +44,10 @@ Different user types will have different interests. Some suggestions are listed
 All users might want to learn about:
 
 * [Panels]({{< relref "../panels/panels-overview.md" >}})
-* [Dashboards]({{< relref "../features/dashboard/dashboards.md" >}})
+* [Dashboards]({{< relref "../dashboards/_index.md" >}})
 * [Data sources]({{< relref "../features/datasources/data-sources.md" >}}) and [Add a data source]({{< relref "../features/datasources/add-a-data-source.md" >}})
-* [Keyboard shortcuts]({{< relref "../features/shortcuts.md" >}})
-* [Explore workflow]({{< relref "../features/explore/index.md" >}})
+* [Keyboard shortcuts]({{< relref "../dashboards/shortcuts.md" >}})
+* [Explore workflow]({{< relref "../explore/index.md" >}})
 * [Plugins](https://grafana.com/grafana/plugins?orderBy=weight&direction=asc)
 
 ### Admins

docs/sources/getting-started/what-is-grafana.md

@@ -27,7 +27,7 @@ The following sections provide an overview of things you might want to do with y
 
 Explore your data through ad-hoc queries and dynamic drilldown. Split view and compare different time ranges, queries and data sources side by side. 
 
-Refer to [Explore]({{< relref "../features/explore/index.md" >}}) for more information.
+Refer to [Explore]({{< relref "../explore/index.md" >}}) for more information.
 
 ## Alerts