[DOC] Fix style issues and add videos to tracing and profiling shared files (#81215)

Co-authored-by: Jack Baldry <jack.baldry@grafana.com>
Co-authored-by: Ryan Perry <Rperry2174@gmail.com>
Co-authored-by: Clayton Cornell <131809008+clayton-cornell@users.noreply.github.com>

docs/sources/datasources/tempo/_index.md

@@ -26,6 +26,10 @@ For instructions on how to add a data source to Grafana, refer to the [administr
 Only users with the organization administrator role can add data sources.
 Administrators can also [configure the data source via YAML][configure-tempo-data-source] with Grafana's provisioning system.
 
+This video explains how to add data sources, including Loki, Tempo, and Mimir, to Grafana and Grafana Cloud. Tempo data source set up starts at 4:58 in the video.
+
+{{< youtube id="cqHO0oYW6Ic" start="298" >}}
+
 Once you've added the data source, you can [configure it]({{< relref "./configure-tempo-data-source/" >}}) so that your Grafana instance's users can create queries in its [query editor]({{< relref "./query-editor/" >}}) when they [build dashboards][build-dashboards] and use [Explore][explore].
 
 {{< section withDescriptions="true">}}

docs/sources/datasources/tempo/configure-tempo-data-source.md

@@ -35,7 +35,11 @@ To configure basic settings for the Tempo data source, complete the following st
     | **User**       | Sets the user name for basic authentication.                             |
     | **Password**   | Sets the password for basic authentication.                              |
 
-You can also configure settings specific to the Tempo data source. These options are described in the sections below.
+You can also configure settings specific to the Tempo data source.
+
+This video explains how to add data sources, including Loki, Tempo, and Mimir, to Grafana and Grafana Cloud. Tempo data source set up starts at 4:58 in the video.
+
+{{< youtube id="cqHO0oYW6Ic" start="298" >}}
 
 ## Trace to logs