staging: rtl8723bs: remove empty code block guarded by DBG_CCX

remove code block guarded by DBG_CCX symbol, left empty
after DBG_8192C removal.

Signed-off-by: Fabio Aiuto <fabioaiuto83@gmail.com>
Link: https://lore.kernel.org/r/b9ff4d7f14decf33064c30b307c3b20494aecbb2.1618064274.git.fabioaiuto83@gmail.com


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