Update scala3/scaladoc.md

Co-authored-by: Julien Richard-Foy <julien@richard-foy.fr>

Author: KacperFKorban

scala3/scaladoc.md

@@ -54,7 +54,7 @@ For more information you can follow this [thread](https://contributors.scala-lan
 ![](../resources/images/scala3/scaladoc/snippet-compiler2.gif)
 ![](../resources/images/scala3/scaladoc/snippet-compiler1.gif)
 
-### Type-based searches
+### Type-based search
 
 Searching for functions by their symbolic names can be time-consuming.
 That is why the new scaladoc allows to search for functions and fields by their types.