[MM-53102] Add support for multi-word highlights without notifications in web (#24050)

- Adds a new section under settings/notifications for adding custom multi-word keywords that get highlighted without notification
- Adds a new classname for highlighting words although the styling is the same as mentions highlights
- Added a few components to the ReduxFromProps pattern
- Adds supported type for the hook of PluginComponent type
- Add upsell for highlight without notification
- Moved 'setting_item.tsx' to the components folder
- Improved prop names and function structure for setting_item, setting_item_max and setting_item_min
- Moved 'toggle_modal_button.tsx' to the components folder
- Removed t and utility messages from a few components
- Fixed bug where the tooltip was not getting rendered on restrictedButtons
- Improved the mobile view of the settings modal
- Adds E2E for the feature

e2e-tests/cypress/tests/integration/channels/enterprise/cloud/billing/notify_admin_spec.ts

@@ -188,6 +188,8 @@ function mapFeatureIdToId(id: string) {
         return 'All Professional features';
     case 'mattermost.feature.all_enterprise':
         return 'All Enterprise features';
+    case 'mattermost.feature.highlight_without_notification':
+        return 'Keywords Highlight Without Notification';
     default:
         return '';
     }