Add suite name for DSU test

Bug: 129514256
Test: none
Change-Id: I6f78c3272d8e1071d97b250b18e11de0df1e4e33
diff --git a/tests/dsu-test.xml b/tests/dsu-test.xml
index 13c5895..bab2dd2 100644
--- a/tests/dsu-test.xml
+++ b/tests/dsu-test.xml
@@ -14,6 +14,7 @@
     limitations under the License.
 -->
 <configuration description="Config for DSU test case">
+    <option name="test-suite-tag" value="dsu-tests" />
     <test class="com.android.tradefed.testtype.HostTest" >
         <option name="jar" value="DSUEndtoEndTest.jar" />
     </test>