Update arcgis-ios-sdk-samples/AppDelegate.swift
Update arcgis-ios-sdk-samples/AppDelegate.swift

Co-authored-by: Philip Ridgeway <ce3749f924b4cb6f4284a098d64804881a0bc3c1@esri.com>
Esri/arcgis-runtime-samples-ios,Esri/arcgis-runtime-samples-ios,Esri/arcgis-runtime-samples-ios,Esri/arcgis-runtime-samples-ios