Enable qtaguid sk fd test

Enable the qtaguid tests related to b/36374484, all the kernel branches
should have that fix merged now.

Bug:36374484
Test: The test enabled should pass on all kernels
Signed-off-by: Chenbo Feng <fengc@google.com>
Change-Id: I2129ae6d6e3da56a05ac25f9735ab638d1dc9d0c
diff --git a/net/test/qtaguid_test.py b/net/test/qtaguid_test.py
index 4c5709e..0e3fca8 100755
--- a/net/test/qtaguid_test.py
+++ b/net/test/qtaguid_test.py
@@ -59,7 +59,6 @@
     self.assertEqual("foo", data)
     self.assertEqual(sockaddr, addr)
 
-  @unittest.skip("does not pass on current kernel")
   def testCloseWithoutUntag(self):
     self.dev_file = open("/dev/xt_qtaguid", "r");
     sk = socket(AF_INET, SOCK_DGRAM, 0)
@@ -72,7 +71,6 @@
     self.assertFalse(self.CheckTag(tag, uid))
     self.dev_file.close();
 
-  @unittest.skip("does not pass on current kernel")
   def testTagWithoutDeviceOpen(self):
     sk = socket(AF_INET, SOCK_DGRAM, 0)
     uid = os.getuid()