fixup! Bug 30237: Add v3 onion services client authentication prompt

Bug 42596: Add preferences for log levels.

browser/app/profile/000-tor-browser.js

@@ -119,3 +119,4 @@ pref("browser.tordomainisolator.loglevel", "Warn");
 pref("browser.torcircuitpanel.loglevel", "Log");
 pref("browser.tor_android.log_level", "Info");
 pref("browser.dragdropfilter.log_level", "Warn");
+pref("browser.onionAuthPrompt.loglevel", "Warn");