staging: rtl8723bs: fix coding style for if comparisions

Placed constants on the right side of the equality tests in rtw_xmit.c

Signed-off-by: Shreyansh Chouhan <chouhan.shreyansh630@gmail.com>
Link: https://lore.kernel.org/r/20210515081446.676500-1-chouhan.shreyansh630@gmail.com


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