message: core-app-api: fix for createApp requiring all icons to be provided
diff: @@ -141,7 +141,7 @@ export type AppOptions = {
  /**
  * Supply icons to override the default ones.
  */
  - icons?: AppIcons & { [key in string]: IconComponent };
  + icons?: Partial<AppIcons> & { [key in string]: IconComponent };
  /**
  * A list of all plugins to include in the app.
  