staging: rtl8723bs: remove obsolete GLBtcDbgType array declarations

remove obsolete GLBtcDbgType declarations for it was intended
for private debug facilities.

Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Fabio Aiuto <fabioaiuto83@gmail.com>
Link: https://lore.kernel.org/r/000825941048c41cc53a0cc675fae2b45b781aad.1619794331.git.fabioaiuto83@gmail.com


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