wifi: iwlwifi: fw: api: fix missing RX descriptor kernel-doc

The v1/v3 remaining bits are not annotated in kernel-doc,
fix that.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20240703125541.d7adf8b235fe.I91f75e292d1648f61e5e341e1fe58096f858853d@changeid


Signed-off-by: Johannes Berg <johannes.berg@intel.com>