l2arc_apply_transforms: Fix typo in comment

Reviewed-by: Chris Dunlop <chris@onthe.net.au>
Reviewed-by: Matt Ahrens <mahrens@delphix.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: George Melikov <mail@gmelikov.ru>
Reviewed-by: Richard Laager <rlaager@wiktel.com>
Signed-off-by: Allan Jude <allanjude@freebsd.org>
Closes #8822

module/zfs/arc.c

@@ -8760,7 +8760,7 @@ l2arc_apply_transforms(spa_t *spa, arc_buf_hdr_t *hdr, uint64_t asize,
 
 	/*
 	 * If this data simply needs its own buffer, we simply allocate it
-	 * and copy the data. This may be done to elimiate a depedency on a
+	 * and copy the data. This may be done to eliminate a dependency on a
 	 * shared buffer or to reallocate the buffer to match asize.
 	 */
 	if (HDR_HAS_RABD(hdr) && asize != psize) {