staging: r8188eu: remove free_hal_data from hal_ops

Remove free_hal_data from hal_ops and remove its wrapper
rtw_hal_free_data(). Call rtl8188e_free_hal_data() directly instead.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20210906190223.11396-38-straube.linux@gmail.com


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