[VE] Remove -faddrsig and -fnoaddrsig tests

Remove explicitly declared -faddrsig and -fnoaddrsig option tests
since those are already tested in addrsig.c.  We test only the implicit
behavior of VE driver.

This is suggested in https://reviews.llvm.org/D92386.  Thanks.

Reviewed By: MaskRay

Differential Revision: https://reviews.llvm.org/D92996