Remove unused 'hideProjects' prop and its related refs

What does this MR do and why?

Fixes #385664 (closed)

Remove unused 'hideProjects' prop and its related refs

Changelog: other

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app/assets/javascripts/groups/store/groups_store.js

@@ -3,10 +3,11 @@ import { normalizeHeaders, parseIntPagination } from '~/lib/utils/common_utils';
 import { getGroupItemMicrodata } from './utils';
 
 export default class GroupsStore {
-  constructor({ showSchemaMarkup = false } = {}) {
+  constructor({ hideProjects = false, showSchemaMarkup = false } = {}) {
     this.state = {};
     this.state.groups = [];
     this.state.pageInfo = {};
+    this.hideProjects = hideProjects;
     this.showSchemaMarkup = showSchemaMarkup;
   }
 
@@ -66,7 +67,9 @@ export default class GroupsStore {
   formatGroupItem(rawGroupItem) {
     const groupChildren = rawGroupItem.children || [];
     const groupIsOpen = groupChildren.length > 0 || false;
-    const childrenCount = rawGroupItem.subgroup_count;
+    const childrenCount = this.hideProjects
+      ? rawGroupItem.subgroup_count
+      : rawGroupItem.children_count;
 
     const groupItem = {
       id: rawGroupItem.id,