Disable TestIRMemoryMap.test on Windows
Disable TestIRMemoryMap.test on Windows

It's been pointed out in https://reviews.llvm.org/D47646 that lldb-test
fails to create a usable process on Windows when running this test.

git-svn-id: 4c4cc70b1ef44ba2b7963015e681894188cea27e@333785 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/lldb,apple/swift-lldb,apple/swift-lldb,llvm-mirror/lldb,apple/swift-lldb,apple/swift-lldb,apple/swift-lldb,llvm-mirror/lldb,llvm-mirror/lldb,llvm-mirror/lldb,apple/swift-lldb