Timeout crash due to slow Magisk initialization

[ameshkov]

User report:
https://forum.xda-developers.com/showpost.php?p=76917512&postcount=3276

It would be safer if we don't use startup timeout in the case if RootUtils is not initialized yet.

[ameshkov]

Resolved in adguard-android/pull-requests/504

Testing instruction: the issue is random and hard to reproduce. Let's rely on beta testers feedback.