Fixes reviewers filter being visible on issues page

app/assets/javascripts/filtered_search/add_extra_tokens_for_merge_requests.js

 import { __ } from '~/locale';
 
 export default (IssuableTokenKeys, disableTargetBranchFilter = false) => {
+  const reviewerToken = {
+    formattedKey: __('Reviewer'),
+    key: 'reviewer',
+    type: 'string',
+    param: 'username',
+    symbol: '@',
+    icon: 'user',
+    tag: '@reviewer',
+  };
+  IssuableTokenKeys.tokenKeys.splice(2, 0, reviewerToken);
+  IssuableTokenKeys.tokenKeysWithAlternative.splice(2, 0, reviewerToken);
+
   const draftToken = {
     token: {
       formattedKey: __('Draft'),

app/assets/javascripts/filtered_search/issuable_filtered_search_token_keys.js

@@ -21,15 +21,6 @@ export const tokenKeys = [
     icon: 'user',
     tag: '@assignee',
   },
-  {
-    formattedKey: __('Reviewer'),
-    key: 'reviewer',
-    type: 'string',
-    param: 'username',
-    symbol: '@',
-    icon: 'user',
-    tag: '@reviewer',
-  },
   {
     formattedKey: __('Milestone'),
     key: 'milestone',

spec/features/issues/filtered_search/filter_issues_spec.rb

@@ -153,6 +153,14 @@ RSpec.describe 'Filter issues', :js do
     end
   end
 
+  describe 'filter by reviewer' do
+    it 'does not allow filtering by reviewer' do
+      find('.filtered-search').click
+
+      expect(page).to_not have_button('Reviewer')
+    end
+  end
+
   describe 'filter issues by label' do
     context 'only label' do
       it 'filters issues by searched label' do