x86: correct usage of CFLAGS_NON_EFI

The current usage of the variable CFLAGS_NON_EFI on the x86 architecture
deviates from other architectures.

Variable CFLAGS_NON_EFI is the list of compiler flags to be removed when
building UEFI applications. It is not a list of flags to be added anywhere.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
1 file changed