Don't set nonvoting based on name suffix

nonvoting is handled by job regex filter processing already.

Add a field to mapping.yaml that is a list of suffixes to strip, so
that us not wanting -nv in the resulting job names can be configured.

Change-Id: Ic29b917d6dad2c3f60b60fd4c0772b5f4b1e0bae
1 file changed