Mark Swift test as one

Author: adrian-prantl

lldb/test/API/commands/frame/var/direct-ivar/swift/TestFrameVarDirectIvarSwift.py

@@ -5,12 +5,14 @@
 
 
 class TestCase(TestBase):
+    @swiftTest
     @skipUnlessDarwin
     def test_objc_self(self):
         self.build()
         lldbutil.run_to_source_breakpoint(self, "check self", lldb.SBFileSpec("main.swift"))
         self.expect("frame variable _prop", startstr="(Int) _prop = 30")
 
+    @swiftTest
     @skipUnlessDarwin
     def test_objc_self_capture_idiom(self):
         self.build()