Docs: Fix typo in a comment in `js/media/routers/manage.js`.

Props mukesh27, garrett-eclipse.
Fixes #51397.
Built from https://develop.svn.wordpress.org/trunk@49058


git-svn-id: http://core.svn.wordpress.org/trunk@48820 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/js/media-grid.js

@@ -542,7 +542,7 @@ var Router = Backbone.Router.extend(/** @lends wp.media.view.MediaFrame.Manage.R
 		}
 	},
 
-	// Respond to the search route by filling the search field and trigggering the input event.
+	// Respond to the search route by filling the search field and triggering the input event.
 	search: function( query ) {
 		jQuery( '#media-search-input' ).val( query ).trigger( 'input' );
 	},

wp-includes/version.php

@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.6-alpha-49057';
+$wp_version = '5.6-alpha-49058';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.