Update esql-security-solution.asciidoc (elastic#104531)

Fixed a typo

docs/reference/esql/esql-security-solution.asciidoc

@@ -14,7 +14,7 @@ questions about the {esql} query language.
 === Use {esql} to investigate events in Timeline
 
 You can use {esql} in Timeline to filter, transform, and analyze event data
-stored in {es}. To start using {esql}, open the the **{esql}** tab. To learn
+stored in {es}. To start using {esql}, open the **{esql}** tab. To learn
 more, refer to {security-guide}/timelines-ui.html#esql-in-timeline[Investigate
 events in Timeline].
 
@@ -38,4 +38,4 @@ the {esql} query language. To learn more, refer to
 NOTE: For AI Assistant to answer questions about {esql} and write {esql}
 queries, you need to
 {security-guide}/security-assistant.html#set-up-ai-assistant[enable knowledge
-base].
+base].