cc/gcc: cleanup comments from rude wordings

That comes from way back when nothing would work as expected, and I would
easily get heated as soon as anything would break. Sigh, those were the
old days.

Apologies.

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

 # m68k specific configuration file

 ## depends on EXPERIMENTAL

 ##

 ## select ARCH_SUPPORTS_32

 ## select ARCH_DEFAULT_32

 ## select ARCH_DEFAULT_BE

 ## select ARCH_SUPPORTS_WITH_CPU

 ##

 ## help The m68k architecture