SupportApp pkg will handle reinstallation if it's already running

fragments/labels/supportapp.sh

@@ -5,6 +5,5 @@ supportapp)
     downloadURL=$(downloadURLFromGit root3nl SupportApp)
     appNewVersion=$(versionFromGit root3nl SupportApp)
     expectedTeamID="98LJ4XBGYK"
-    uid=$(id -u "$currentUser")
-    launchctl bootout gui/${uid} "/Library/LaunchAgents/nl.root3.support.plist"
+    blockingProcesses=( NONE )
     ;;