Data call establish time is related to network condition which can’t be controlled by the device.
Extend the time limitation to 30 seconds to cover most of the cases.

Change-Id: I522f7eb23baa9a652fb3fd633d200cd6307180c8
diff --git a/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java b/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java
index 96a935b..77191cb 100644
--- a/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java
+++ b/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java
@@ -287,7 +287,7 @@
         }
 
         public boolean waitForConnection() throws InterruptedException {
-            return mReceiveLatch.await(10, TimeUnit.SECONDS);
+            return mReceiveLatch.await(30, TimeUnit.SECONDS);
         }
     }
 }