staging: r8188eu: remove rtw_os_recv_resource_alloc()

Merge rtw_os_recv_resource_alloc() into _rtw_init_recv_priv() and
remove rtw_os_recv_resource_alloc().

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20220108082736.16788-6-straube.linux@gmail.com


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