Only run MicIndicatorTest in Full App mode.

MicIndicatorTest is not meant to run in Instant App
mode.

Bug: 181292139
Test: atest --instant -c MicIndicatorTest
Change-Id: Ieaae144664205d743180719ee4fe8650ca77bb78
diff --git a/tests/tests/systemui/src/android/systemui/cts/tv/MicIndicatorTest.kt b/tests/tests/systemui/src/android/systemui/cts/tv/MicIndicatorTest.kt
index 75c6d7a..92f7f2b 100644
--- a/tests/tests/systemui/src/android/systemui/cts/tv/MicIndicatorTest.kt
+++ b/tests/tests/systemui/src/android/systemui/cts/tv/MicIndicatorTest.kt
@@ -17,6 +17,7 @@
 package android.systemui.cts.tv
 
 import android.content.ComponentName
+import android.platform.test.annotations.AppModeFull
 import android.platform.test.annotations.Postsubmit
 import android.server.wm.annotation.Group2
 import androidx.test.ext.junit.runners.AndroidJUnit4
@@ -32,6 +33,7 @@
 @Postsubmit
 @Group2
 @RunWith(AndroidJUnit4::class)
+@AppModeFull
 class MicIndicatorTest : TvTestBase() {
     companion object {
         private val AUDIO_RECORD_API_SERVICE = ComponentName.createRelative(