UtilLoggingLevelTest.testToLevelFINEST fails with tr_TR locale

[vlsi]

See https://github.com/qos-ch/reload4j/runs/4826244581?check_suite_focus=true#step:6:1395

Error:  Failures: 
Error:    UtilLoggingLevelTest.testToLevelFINEST:42 expected same:<FINEST> was not:<DEBUG>

[vlsi]

The bug is in

reload4j/src/main/java/org/apache/log4j/helpers/UtilLoggingLevel.java

Lines 199 to 234 in 3fc73e5

	public static Level toLevel(final String sArg,
	final Level defaultLevel) {
	if (sArg == null) {
	return defaultLevel;
	}
	String s = sArg.toUpperCase();
	if (s.equals("SEVERE")) {
	return SEVERE;
	}
	//if(s.equals("FINE")) return Level.FINE;
	if (s.equals("WARNING")) {
	return WARNING;
	}
	if (s.equals("INFO")) {
	return INFO;
	}
	if (s.equals("CONFI")) {
	return CONFIG;
	}
	if (s.equals("FINE")) {
	return FINE;
	}
	if (s.equals("FINER")) {
	return FINER;
	}
	if (s.equals("FINEST")) {
	return FINEST;
	}