E2E/Playwright: MM-T5424 Find channel limit to 50 results (#23248)

* fix aria-label of Find Channels modal

* add components

* add test for MM-T5424

---------

Co-authored-by: Mattermost Build <build@mattermost.com>

e2e-tests/playwright/support/ui/components/index.ts

@@ -3,19 +3,25 @@
 
 import {BoardsSidebar} from './boards/sidebar';
 import {ChannelsHeader} from './channels/header';
+import {ChannelsHeaderMobile} from './channels/header_mobile';
 import {ChannelsAppBar} from './channels/app_bar';
 import {ChannelsPostCreate} from './channels/post_create';
 import {ChannelsPost} from './channels/post';
+import {ChannelsSidebarLeft} from './channels/sidebar_left';
 import {ChannelsSidebarRight} from './channels/sidebar_right';
+import {FindChannelsModal} from './channels/find_channels_modal';
 import {GlobalHeader} from './global_header';
 
 const components = {
     BoardsSidebar,
     ChannelsAppBar,
     ChannelsHeader,
+    ChannelsHeaderMobile,
     ChannelsPostCreate,
     ChannelsPost,
+    ChannelsSidebarLeft,
     ChannelsSidebarRight,
+    FindChannelsModal,
     GlobalHeader,
 };
 
@@ -24,8 +30,11 @@ export {
     BoardsSidebar,
     ChannelsAppBar,
     ChannelsHeader,
+    ChannelsHeaderMobile,
     ChannelsPostCreate,
     ChannelsPost,
+    ChannelsSidebarLeft,
     ChannelsSidebarRight,
+    FindChannelsModal,
     GlobalHeader,
 };