[test] Disable lit/Swift/DynamicTyperesolutionConflict.test
[test] Disable lit/Swift/DynamicTyperesolutionConflict.test

The test itself notes that it is sensitive to the side effects of the command
interpreter and debug info format and after changes to move all module
loader creation/addition inside SwiftASTContext::GetASTContext() it no longer
hits the expected fatal error. Disabling pending further investigation
(rdar://problem/50667488).

apple/swift-lldb,apple/swift-lldb,apple/swift-lldb,apple/swift-lldb,apple/swift-lldb,apple/swift-lldb