fix(tabs): export tabs actions position type (#1629)

Export tabs actions position type. Missed to add it in #1620

projects/angular/src/layout/tabs/index.ts

@@ -14,5 +14,6 @@ export * from './tab-link.directive';
 export * from './tab-action.directive';
 export * from './tabs.module';
 
+export { ClrTabsActionsPosition } from './tabs-actions';
 export { TabsWillyWonka as ÇlrTabsWillyWonka } from './chocolate/tabs-willy-wonka';
 export { ActiveOompaLoompa as ÇlrActiveOompaLoompa } from './chocolate/active-oompa-loompa';