Handle pausing of imagery from viewLargeAction - 3647 (#5901)

* get imagery view context and externally set pause and thumbnail index

* Test pause/play state in realtime mode

* Created an onPreviewMode change handler to be invoked from view large

* Add optional chaining to method invocation

* Change onItemClicked to invoke to resolve repeat large view action error

src/plugins/imagery/components/ImageryView.vue

@@ -721,7 +721,7 @@ export default {
                 && visibleActions.find(action => action.key === 'large.view');
 
             if (viewLargeAction && viewLargeAction.appliesTo(this.objectPath, this.currentView)) {
-                viewLargeAction.onItemClicked();
+                viewLargeAction.invoke(this.objectPath, this.currentView);
             }
         },
         async initializeRelatedTelemetry() {