Since commit 
8797972afff3d ("net: ipa: remove command info pool"),
we don't allocate "command info" entries for command channel
transactions.  Fix a comment that seems to suggest we still do.
(Even before that commit, the comment was out of place.)
Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
        trans->rsvd_count = tre_count;
        init_completion(&trans->completion);
 
-       /* Allocate the scatterlist and (if requested) info entries. */
+       /* Allocate the scatterlist */
        trans->sgl = gsi_trans_pool_alloc(&trans_info->sg_pool, tre_count);
        sg_init_marker(trans->sgl, tre_count);