BatteryStatsViewer: Enable enableOnBackInvokedCallback

Change-Id: I97154dd8f1709d7c459a4f072902e2f63b14e2c2
Signed-off-by: Pranav Vashi <neobuddy89@gmail.com>
diff --git a/core/tests/batterystatstests/BatteryStatsViewer/AndroidManifest.xml b/core/tests/batterystatstests/BatteryStatsViewer/AndroidManifest.xml
index fc33cf95..43fec49 100644
--- a/core/tests/batterystatstests/BatteryStatsViewer/AndroidManifest.xml
+++ b/core/tests/batterystatstests/BatteryStatsViewer/AndroidManifest.xml
@@ -27,6 +27,7 @@
         android:theme="@style/Theme.SubSettingsBase"
         android:icon="@mipmap/ic_launcher"
         android:roundIcon="@mipmap/ic_launcher_round"
+        android:enableOnBackInvokedCallback="true"
         android:label="@string/app_name">
         <activity android:name=".BatteryConsumerPickerActivity"
                   android:label="@string/header"