Merge "add permission to capture perfetto traces"

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

    package="com.android.perftests.inputmethod">

    <uses-permission android:name="android.permission.MANAGE_EXTERNAL_STORAGE" />

    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />

    <application>

        <uses-library android:name="android.test.runner" />

        <activity android:name="android.perftests.utils.PerfTestActivity"