Tiny typo on timesync's manpage.

Reference: /n/sources/patch/applied/timesync-typo
Date: Mon Apr 24 03:33:49 CES 2006
Signed-off-by: tony@sdr.com.au

--- /sys/man/8/timesync	Mon Apr 24 03:33:12 2006
+++ /sys/man/8/timesync	Mon Apr 24 03:33:06 2006
@@ -93,7 +93,7 @@
 .TP
 .B -S
 sets the stratum number to
-.IR startum .
+.IR stratum .
 .TP
 .B -l
 turns on logging to