feat(settings): add project templates settings to the configuration

- Restored the project templates settings in the settings constants file, making it accessible for admin users.

worklenz-frontend/src/lib/settings/settings-constants.ts

@@ -108,14 +108,14 @@ export const settingsItems: SettingMenuItems[] = [
     element: React.createElement(CategoriesSettings),
     adminOnly: true,
   },
-  // {
-  //   key: 'project-templates',
-  //   name: 'project-templates',
-  //   endpoint: 'project-templates',
-  //   icon: React.createElement(FileZipOutlined),
-  //   element: React.createElement(ProjectTemplatesSettings),
-  //   adminOnly: true,
-  // },
+  {
+    key: 'project-templates',
+    name: 'project-templates',
+    endpoint: 'project-templates',
+    icon: React.createElement(FileZipOutlined),
+    element: React.createElement(ProjectTemplatesSettings),
+    adminOnly: true,
+  },
   {
     key: 'task-templates',
     name: 'task-templates',

worklenz-frontend/src/pages/settings/project-templates/project-templates-settings.tsx

@@ -51,7 +51,7 @@ const ProjectTemplatesSettings = () => {
           style={{ display: 'flex', gap: '10px', justifyContent: 'right' }}
           className="button-visibilty"
         >
-          <Tooltip title={t('editToolTip')}>
+          {/* <Tooltip title={t('editToolTip')}>
             <Button
               size="small"
               onClick={() =>
@@ -60,7 +60,7 @@ const ProjectTemplatesSettings = () => {
             >
               <EditOutlined />
             </Button>
-          </Tooltip>
+          </Tooltip> */}
           <Tooltip title={t('deleteToolTip')}>
             <Popconfirm
               title={