[X86][SkylakeClient] Fix a bunch of instructions that were incorrectly assigned Port015 instead of Port01.

The VEC ADD and VEC MUL units aren't present on port 5 on SkylakeClient.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@328241 91177308-0d34-0410-b5e6-96231b3b80d8
7 files changed