Avoid duplicate entry for cortex-a7 in the TargetParser (NFC)

Reviewers: t.p.northover, rengolin

Subscribers: aemerson, rengolin, llvm-commits

Differential Revision: http://reviews.llvm.org/D14757

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@253676 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed