Fix spelling

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov
Reviewed-by: Giuseppe Di Natale <dinatale2@llnl.gov>>
Reviewed-by: George Melikov <mail@gmelikov.ru>
Reviewed-by: Haakan T Johansson <f96hajo@chalmers.se>
Closes #5547 
Closes #5543

cmd/zed/agents/zfs_agents.c

@@ -217,7 +217,7 @@ zfs_agent_dispatch(const char *class, const char *subclass, nvlist_t *nvl)
 	 * On illumos these subscriptions reside in:
 	 * 	/usr/lib/fm/fmd/plugins/zfs-retire.conf
 	 *
-	 * NOTE: faults events come directy from our diagnosis engine
+	 * NOTE: faults events come directly from our diagnosis engine
 	 * and will not pass through the zfs kernel module.
 	 */
 	if (strcmp(class, FM_LIST_SUSPECT_CLASS) == 0 ||

cmd/zed/agents/zfs_mod.c

@@ -477,7 +477,7 @@ zfs_iter_vdev(zpool_handle_t *zhp, nvlist_t *nvl, void *data)
 	} else if (dp->dd_compare != NULL) {
 		/*
 		 * NOTE: On Linux there is an event for partition, so unlike
-		 * illumos, substring matching is not required to accomodate
+		 * illumos, substring matching is not required to accommodate
 		 * the partition suffix. An exact match will be present in
 		 * the dp->dd_compare value.
 		 */