cc/gcc: fix companion libs selection

Cset #15eedf548d33 (cc/gcc: add preliminray support for 4.8) left a
lingering 'select CLOOG_NEEDED', which should have been removed.

Fix that.

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

 # m68k specific configuration file

 ## select ARCH_SUPPORTS_32

 ## select ARCH_DEFAULT_32

 ## select ARCH_DEFAULT_BE

 ## select ARCH_SUPPORTS_WITH_CPU

 ##

 ## help The m68k architecture