Fixed caret not moving correctly

app/assets/javascripts/filtered_search/dropdown_utils.js.es6

@@ -99,7 +99,7 @@
         right += selectionStart;
       }
 
-      let left = inputValue.slice(0, right).search(/\S+$/);
+      let left = inputValue.slice(0, selectionStart + 1).search(/\S+$/);
 
       if (selectionStart === 0) {
         left = 0;

app/assets/javascripts/filtered_search/filtered_search_dropdown_manager.js.es6

@@ -90,7 +90,7 @@
         right = inputValue.length;
       }
 
-      input.setSelectionRange(selectionStart + right, selectionStart);
+      input.setSelectionRange(right, right);
     }
 
     updateCurrentDropdownOffset() {