Add root target to resolv_integration_test_config.xml

Add the missing root target

Bug: 150207124
Test: atest

Merged-In: I6b5aa00e2e14009221a1ad360dc38cdfffeeb3b9
(cherry picked from commit f75b7912b4fa80075c8775d7e22ddd1cc8f14091)

Change-Id: I045c20c86ac8a7281e9189c06b0ee4cc812ddd83
diff --git a/tests/resolv_integration_test_config.xml b/tests/resolv_integration_test_config.xml
index 87f0ec9..a25595f 100644
--- a/tests/resolv_integration_test_config.xml
+++ b/tests/resolv_integration_test_config.xml
@@ -1,3 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2020 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
 <configuration description="Configuration for resolv integration tests">
    <option name="test-suite-tag" value="mts" />
    <target_preparer class="com.android.compatibility.common.tradefed.targetprep.FilePusher">
@@ -5,6 +20,7 @@
        <option name="push" value="resolv_integration_test->/data/local/tmp/resolv_integration_test" />
        <option name="append-bitness" value="true" />
    </target_preparer>
+   <target_preparer class="com.android.tradefed.targetprep.RootTargetPreparer"/>
    <test class="com.android.tradefed.testtype.GTest" >
        <option name="native-test-device-path" value="/data/local/tmp" />
        <option name="module-name" value="resolv_integration_test" />