Do not log with LOG_CRIT normal shutdowns

--- a/innd/innd.c
+++ b/innd/innd.c
@@ -521,7 +521,7 @@ CleanupAndExit(x, why)
 {
     JustCleanup();
     if (why)
-	syslog(L_FATAL, "%s shutdown %s", LogName, why);
+	syslog(L_NOTICE, "%s shutdown %s", LogName, why);
     else
 	syslog(L_FATAL, "%s shutdown received signal %d",
 	    LogName, KillerSignal);
