[X86][SkylakeClient] Fix a set of regular expressions that were checking for optionally starting with 'Y' instead of 'V'
[X86][SkylakeClient] Fix a set of regular expressions that were checking for optionally starting with 'Y' instead of 'V'

These bad regexs were introduced by r328435

git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@328454 91177308-0d34-0410-b5e6-96231b3b80d8

apple/swift-llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,apple/swift-llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,apple/swift-llvm,llvm-mirror/llvm,apple/swift-llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,apple/swift-llvm,llvm-mirror/llvm,apple/swift-llvm,apple/swift-llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,apple/swift-llvm