[DOCS] Link to Playground videos (elastic#204716)

Author: leemthompo

docs/search/playground/index.asciidoc

@@ -18,7 +18,16 @@ Refer to the following for more advanced topics:
 
 * <<playground-context>>
 * <<playground-query>>
-* <<playground-troubleshooting>> 
+* <<playground-troubleshooting>>
+
+.🍿 Getting started videos
+***********************
+Watch these video tutorials to help you get started:
+
+* https://www.youtube.com/watch?v=zTHgJ3rhe10[Getting Started]
+* https://www.youtube.com/watch?v=ZtxoASFvkno[Using Playground with local LLMs]
+***********************
+
 
 [float]
 [[playground-how-it-works]]
@@ -259,4 +268,4 @@ Once you've got {x} up and running, and you've tested out the chat interface, yo
 
 include::playground-context.asciidoc[]
 include::playground-query.asciidoc[]
-include::playground-troubleshooting.asciidoc[]
+include::playground-troubleshooting.asciidoc[]