linux-imx

iwlwifi: fix warning iwl-trans.h is included more than once

Remove duplicate inclusion of iwl-trans.h.

This issue was found by includecheck.

Signed-off-by: Hariprasad Kelam <hariprasad.kelam@gmail.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>