Skip arm-specific test on non-arm platforms

Author: adrian-prantl

lldb/test/API/lang/swift/other_arch_dylib/TestSwiftOtherArchDylib.py

@@ -16,6 +16,7 @@ def setUp(self):
     @swiftTest
     @skipUnlessDarwin
     @skipIfDarwinEmbedded
+    @skipIf(archs=no_match(["arm64"]))
     @expectedFailure("the swift.org toolchain cannot produce arm64e binaries")
     def test(self):
         """Test module import from dylibs with an architecture