[MM-51854] Onboarding Role selection screen (#23121)

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

webapp/channels/src/selectors/work_template.ts

@@ -23,3 +23,4 @@ export const areWorkTemplatesEnabled = createSelector(
     },
 );
 
+export const getWorkTemplateCategories = (state: GlobalState) => state.entities.worktemplates.categories;