Remove unexistent packages from dispatcher.js

app/assets/javascripts/dispatcher.js

@@ -46,8 +46,6 @@ import BlobLinePermalinkUpdater from './blob/blob_line_permalink_updater';
 import BlobForkSuggestion from './blob/blob_fork_suggestion';
 import UserCallout from './user_callout';
 import { ProtectedTagCreate, ProtectedTagEditList } from './protected_tags';
-import ShortcutsWiki from './shortcuts_wiki';
-import BlobViewer from './blob/viewer/index';
 import AutoWidthDropdownSelect from './issuable/auto_width_dropdown_select';
 const ShortcutsBlob = require('./shortcuts_blob');