Docs: Add GeoMaps YouTube Video (#86472)

* Update index.md on GeoMaps adding YouTube Video

Added the GeoMap YouTube video to the documentation

* Update docs/sources/panels-visualizations/visualizations/geomap/index.md

Totally agree, I tend to use those words and not realize :P

Co-authored-by: Isabel Matwawana <76437239+imatwawana@users.noreply.github.com>

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Co-authored-by: Isabel Matwawana <76437239+imatwawana@users.noreply.github.com>

docs/sources/panels-visualizations/visualizations/geomap/index.md

@@ -44,6 +44,10 @@ Geomaps allow you to view and customize the world map using geospatial data. You
 
 {{< figure src="/static/img/docs/geomap-panel/geomap-example-8-1-0.png" max-width="1200px" caption="Geomap panel" >}}
 
+The following video provides beginner steps for creating geomap visualizations. You'll learn the data requirements and caveats, special customizations, preconfigured displays and much more:
+
+{{< youtube id="HwM8AFQ7EUs" >}}
+
 ## Map View
 
 The map view controls the initial view of the map when the dashboard loads.