Opt-in to Arm MTE

Signed-off-by: Thore Goebel <git@thore.io>

Author: thgoebel

app/src/main/AndroidManifest.xml

@@ -24,6 +24,7 @@
         android:fullBackupContent="true"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name_long"
+        android:memtagMode="async"
         android:networkSecurityConfig="@xml/network_security_config"
         android:supportsRtl="true"
         android:theme="@style/AppTheme"