[DK4] Add cts to test automatic on/off keepalive

Bug: 259000745
Test: atest com.android.cts.net.HostsideVpnTests
Change-Id: I5fead1aba91bff57edb4574b7c4c0d18c8c363c5
diff --git a/tests/cts/hostside/TEST_MAPPING b/tests/cts/hostside/TEST_MAPPING
index ab6de82..2cfd7af 100644
--- a/tests/cts/hostside/TEST_MAPPING
+++ b/tests/cts/hostside/TEST_MAPPING
@@ -8,6 +8,9 @@
         },
         {
           "exclude-annotation": "android.platform.test.annotations.FlakyTest"
+        },
+        {
+          "exclude-annotation": "android.platform.test.annotations.RequiresDevice"
         }
       ]
     }