Add Confidential filter to issue boards new filtered search

Fix URL

app/assets/javascripts/boards/boards_util.js

 import { sortBy, cloneDeep } from 'lodash';
 import { isGid } from '~/graphql_shared/utils';
-import { parseBoolean } from '~/lib/utils/common_utils';
 import { ListType, MilestoneIDs, AssigneeFilterType, MilestoneFilterType } from './constants';
 
 export function getMilestone() {
@@ -223,7 +222,7 @@ export const FiltersInfo = {
   },
   confidential: {
     negatedSupport: false,
-    transform: (val) => parseBoolean(val),
+    transform: (val) => val === 'yes',
   },
   search: {
     negatedSupport: false,

app/assets/javascripts/boards/components/issue_board_filtered_search.vue

@@ -143,8 +143,8 @@ export default {
                 token: GlFilteredSearchToken,
                 operators: OPERATOR_IS_ONLY,
                 options: [
-                  { icon: 'eye-slash', value: true, title: __('Yes') },
-                  { icon: 'eye', value: false, title: __('No') },
+                  { icon: 'eye-slash', value: 'yes', title: __('Yes') },
+                  { icon: 'eye', value: 'no', title: __('No') },
                 ],
               },
             ]

ee/spec/frontend/boards/mock_data.js

@@ -456,8 +456,8 @@ export const mockTokens = (fetchLabels, fetchAuthors, fetchMilestones, fetchIter
     token: GlFilteredSearchToken,
     operators: [{ value: '=', description: 'is' }],
     options: [
-      { icon: 'eye-slash', value: true, title: 'Yes' },
-      { icon: 'eye', value: false, title: 'No' },
+      { icon: 'eye-slash', value: 'yes', title: 'Yes' },
+      { icon: 'eye', value: 'no', title: 'No' },
     ],
   },
   {

spec/frontend/boards/mock_data.js

@@ -560,8 +560,8 @@ export const mockConfidentialToken = {
   token: GlFilteredSearchToken,
   operators: [{ value: '=', description: 'is' }],
   options: [
-    { icon: 'eye-slash', value: true, title: 'Yes' },
-    { icon: 'eye', value: false, title: 'No' },
+    { icon: 'eye-slash', value: 'yes', title: 'Yes' },
+    { icon: 'eye', value: 'no', title: 'No' },
   ],
 };