Ignore clang-module-cache directories that may be created in the testsuite directory while it runs.
Ignore clang-module-cache directories that may be created
in the testsuite directory while it runs.


git-svn-id: 4c4cc70b1ef44ba2b7963015e681894188cea27e@275944 91177308-0d34-0410-b5e6-96231b3b80d8

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