Use AbstractClient from flipper-frontend-core in fliper-ui-core

Summary: This stack attempts to start using flipper-frontend-core from flipper-ui-core. Currently, flipper-frontend-core contains lots of copy-pasted code from flipper-ui-core.

Reviewed By: lblasa

Differential Revision: D37139198

fbshipit-source-id: 042db7492c550e10ea72c32fd15001c141bf53f9

desktop/flipper-ui-core/src/sandy-chrome/notification/Notification.tsx

@@ -311,6 +311,8 @@ export function openNotification(store: Store, noti: PluginNotificationOrig) {
       selectPlugin({
         selectedPlugin: noti.pluginId,
         selectedAppId: client.id,
+        // TODO: Will be fixed later in the stack
+        // @ts-expect-error
         selectedDevice: client.device,
         deepLinkPayload: noti.notification.action,
       }),