Remove ff from filtered search for iterations

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

@@ -47,8 +47,6 @@ export default {
           useIdValue: true,
           fullPath: this.epicsGroupPath,
         },
-        ...(this.glFeatures.iterationCadences
-          ? [
         {
           icon: 'iteration',
           title: iteration,
@@ -58,8 +56,6 @@ export default {
           unique: true,
           fetchIterations: this.fetchIterations,
         },
-            ]
-          : []),
         {
           type: 'weight',
           title: weight,

ee/spec/frontend/boards/components/issue_board_filtered_search_spec.js

@@ -16,9 +16,6 @@ describe('IssueBoardFilter', () => {
       provide: {
         isSignedIn: true,
         releasesFetchPath: '/releases',
-        glFeatures: {
-          iterationCadences: true,
-        },
       },
     });
   };