Trigger the `select` event in the tokenizer

This closes https://github.com/select2/select2/issues/3325.
This closes https://github.com/select2/select2/pull/3453.

src/js/select2/data/tokenizer.js

@@ -22,7 +22,9 @@ define([
     var self = this;
 
     function select (data) {
-      self.select(data);
+      self.trigger('select', {
+        data: data
+      });
     }
 
     params.term = params.term || '';