rtl8188eu: Convert typedef for _nic_hdl to struct  net_device *

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
rtl8188eu: Convert typedef for _workitem to struct work_struct

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
rtl8188eu: Convert all typedef statements in include/odm.h

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
rtl8188eu: Convert typedef statements in include/rtw_mlme_ext.h

Some 5G material was removed. More to come.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
rtl8188eu: Convert typedef statements in include/Hal8188EPhyCfg.h

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
rtl1811eu: Convert typedef statements in include/rtl8188e_cmd.h

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
rtl8188eu: Convert typedef statements in include/odm_types.h

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>