Removed "duplicates" from verbose affinity output

The internal details of this setting are not meant to be user visible and only create confusion.

Differential Revision: https://reviews.llvm.org/D35269


git-svn-id: https://llvm.org/svn/llvm-project/openmp/trunk@308189 91177308-0d34-0410-b5e6-96231b3b80d8