make -Q more deterministic: remove a stray microseconds to cerr.
make -Q more deterministic: remove a stray microseconds to cerr.

Now it appears I can get the same instrumented debug trace
from my Mac and Linux `./lasercake -Qle5 spiky` under at least
one circumstance! Yay!

idupree/Lasercake,Lasercake/Lasercake,idupree/Lasercake,Lasercake/Lasercake,idupree/Lasercake,Lasercake/Lasercake,elidupree/Lasercake,idupree/Lasercake,elidupree/Lasercake,Lasercake/Lasercake,idupree/Lasercake,elidupree/Lasercake,elidupree/Lasercake,Lasercake/Lasercake,elidupree/Lasercake,idupree/Lasercake,elidupree/Lasercake,elidupree/Lasercake,idupree/Lasercake