spelling: construction

Author: jsoref

src/zfs-auto-snapshot.8

@@ -78,7 +78,7 @@ It is passed the dataset and snapshot name.
 Do not create new snapshots, but do destroy older 
 snapshots. Has no effect unless used with \fB\-k\fR.
 .IP
-A non-obvious use may be constructon of cron jobs or
+A non-obvious use may be construction of cron jobs or
 scripts that run pre-snapshot command(s), then run 
 zfs-auto-snapshot (without \fB\-k\fR) to quickly
 snapshot all datasets, then run post-snapshot