DOTypo correction. (#1727)

Author: incredible-dev

docs/app/templates/public-pages/docs/custom-search-action.hbs

@@ -19,7 +19,7 @@
 
 <p>
   Using that option you have complete freedom about how you search. Synchronous, asynchronous, with
-  debouncing, using generators, you name it. It's entirely up you you.
+  debouncing, using generators, you name it. It's entirely up to you.
   <br>
   There is only three things to know about this action:
   <ul>