Temporarily disable failing HeadsetServiceAndStateMachineTest

Test: atest BluetoothInstrumentationTests
Bug: 271351629
Change-Id: I8be0a5bcbb8c26e3ef178bcb25973783045b9f31

android/app/tests/unit/src/com/android/bluetooth/hfp/HeadsetServiceAndStateMachineTest.java

@@ -60,6 +60,7 @@ import org.junit.After;
 import org.junit.Assert;
 import org.junit.Assume;
 import org.junit.Before;
+import org.junit.Ignore;
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -1004,6 +1005,7 @@ public class HeadsetServiceAndStateMachineTest {
      * Reference: Section 4.25, Page 64/144 of HFP 1.7.1 specification
      */
     @Test
+    @Ignore("b/271351629")
     public void testVoiceRecognition_MultiAgInitiatedSuccess() {
         // Connect two devices
         BluetoothDevice deviceA = TestUtils.getTestDevice(mAdapter, 0);
@@ -1043,6 +1045,7 @@ public class HeadsetServiceAndStateMachineTest {
      * Reference: Section 4.25, Page 64/144 of HFP 1.7.1 specification
      */
     @Test
+    @Ignore("b/271351629")
     public void testVoiceRecognition_MultiAgInitiatedDeviceNotActive() {
         // Connect two devices
         BluetoothDevice deviceA = TestUtils.getTestDevice(mAdapter, 0);