staging: rtl8712: base_types: Remove unused macros

Those #define's are not used anywhere, get rid of them.

Signed-off-by: Mauro Dreissig <mukadr@gmail.com>
Link: https://lore.kernel.org/r/20200701214420.5566-3-mukadr@gmail.com


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