cc/gcc: remove now useless condition-variable

Both core pass-1 and -2 compilers are unconditionally built,
so we no longer require a condition variable.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>

 reporter_name="Bart vdr. Meulen <bartvdrmeulen@gmail.com>"

 reporter_url=""

 reporter_comment="Config to build cross-compiler with mingw as kernel type"