Move libs/deviceutil to device-side/util

Test: build cts, run unit tests
bug:21762834
Change-Id: Ifd164ced7f040e312e3553f27adf59a648f463ab
diff --git a/tests/cts/net/Android.mk b/tests/cts/net/Android.mk
index c553a9b..4a77640 100644
--- a/tests/cts/net/Android.mk
+++ b/tests/cts/net/Android.mk
@@ -34,7 +34,7 @@
 
 LOCAL_PACKAGE_NAME := CtsNetTestCases
 
-LOCAL_STATIC_JAVA_LIBRARIES := core-tests-support  ctsdeviceutil \
+LOCAL_STATIC_JAVA_LIBRARIES := core-tests-support  compatibility-device-util \
                                ctstestrunner ctstestserver mockwebserver
 
 # uncomment when b/13249961 is fixed