Fix the test application orientation. Bug# 3205196

    <application>    

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

        <activity android:label="@string/app_name"

                android:name="MediaFrameworkTest">         

                android:name="MediaFrameworkTest"

                android:screenOrientation="landscape">

            <intent-filter>

                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER"/>