staging: r8188eu: remove free_recv_priv from struct hal_ops

Remove free_recv_priv from struct hal_ops and remove its wrapper
rtw_hal_free_recv_priv(). Call rtl8188eu_free_recv_priv() directly
instead.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20210929192657.9569-6-straube.linux@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>