nfsd: Fix two typos in comments

(espect -> expect) and (no -> know)
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

fs/nfsd/nfs4acl.c

@@ -102,7 +102,7 @@ deny_mask_from_posix(unsigned short perm, u32 flags)
 /* We only map from NFSv4 to POSIX ACLs when setting ACLs, when we err on the
  * side of being more restrictive, so the mode bit mapping below is
  * pessimistic.  An optimistic version would be needed to handle DENY's,
- * but we espect to coalesce all ALLOWs and DENYs before mapping to mode
+ * but we expect to coalesce all ALLOWs and DENYs before mapping to mode
  * bits. */
 
 static void
@@ -460,7 +460,7 @@ init_state(struct posix_acl_state *state, int cnt)
 	state->empty = 1;
 	/*
 	 * In the worst case, each individual acl could be for a distinct
-	 * named user or group, but we don't no which, so we allocate
+	 * named user or group, but we don't know which, so we allocate
 	 * enough space for either:
 	 */
 	alloc = sizeof(struct posix_ace_state_array)