genautomata progress bars tweak

[law@redhat.com]

In message <4446A179-4510-11D8-859B-000A95A4DC02@kernel.crashing.org>, Segher B
oessenkool writes:
 >> genautomata prints progress bars using asterisks, which interferes
 >> with searching a make log for '***' to find failures, especially in a
 >> highly parallel build.  This makes it use dots instead.
 >
 >Can't we just get rid of those progress bars altogether please?  They
 >mess up parallel make output, and there only are progress bars for the
 >relatively fast parts of genautomata anyway...
I wouldn't lose any sleep if the progress bars went away...

jeff