Fix: iOS node name in onPanEnd/onRotationEnd + null-safety (replicates upstream #31)#4

iamEtornam merged 2 commits into

mainiamEtornam/ar_flutter_plugin:mainfrom

upstream-pr-31-ios-panrotate-nodenameiamEtornam/ar_flutter_plugin:upstream-pr-31-ios-panrotate-nodenameCopy head branch name to clipboard