crond: log5 fix typo, replace log level '4' with '5'

log5() with crondlog(5, msg, va) seems making logging more consistent.

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Signed-off-by: Jones Syue <jonessyue@qnap.com>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

miscutils/crond.c

@@ -190,7 +190,7 @@ static void log5(const char *msg, ...)
 {
 	va_list va;
 	va_start(va, msg);
-	crondlog(4, msg, va);
+	crondlog(5, msg, va);
 	va_end(va);
 }