Re-order the target sub-menu, so that architectures are alphabetically ordered.

${prefix}/config/target.in | 12 6 6 0 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

 # Compute x86_64-specific values

 CT_DoArchValues() {

     # The architecture part of the tuple:

     CT_TARGET_ARCH="${CT_ARCH}"

 }