[RESTRICT AUTOMERGE] Fix error prone build breakage caused by databroker
test

Bug: 198708714
Test: RUN_ERROR_PRONE=true m CarService

Change-Id: I02310cffb9bc327e154aa0e0c4dc47a6c07673e8
diff --git a/tests/carservice_unit_test/src/com/android/car/telemetry/databroker/DataBrokerTest.java b/tests/carservice_unit_test/src/com/android/car/telemetry/databroker/DataBrokerTest.java
index 2479510..4364ebb 100644
--- a/tests/carservice_unit_test/src/com/android/car/telemetry/databroker/DataBrokerTest.java
+++ b/tests/carservice_unit_test/src/com/android/car/telemetry/databroker/DataBrokerTest.java
@@ -335,7 +335,7 @@
 
     private void waitForHandlerThreadToFinish() throws Exception {
         assertWithMessage("handler not idle in %sms", TIMEOUT_MS)
-                .that(mIdleHandlerLatch.await(TIMEOUT_MS, TimeUnit.MILLISECONDS));
+                .that(mIdleHandlerLatch.await(TIMEOUT_MS, TimeUnit.MILLISECONDS)).isTrue();
     }
 
     private static class FakeScriptExecutor implements IScriptExecutor {