rtl8723au: Remove CONFIG_USE_USB_BUFFER_ALLOC_TX

This variable is not selected.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
rtl8723au: Remove CONFIG_USE_USB_BUFFER_ALLOC_RX

This variable is not selected.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
rtl8723au: Remove CONFIG_PREALLOC_RECV_SKB

This variable is always selected.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
rtl8723au: Convert _TRUE and TRUE into the standard true

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
rtl8723au: Replace _FALSE and FALSE with false

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