Merge "OsuLogin: Add an exported flag in manifest"

        <activity android:name="com.android.hotspot2.osulogin.OsuLoginActivity"

                  android:label="@string/action_bar_label"

                  android:theme="@style/AppTheme"

                  android:configChanges="keyboardHidden|orientation|screenSize">

                  android:configChanges="keyboardHidden|orientation|screenSize"

                  android:exported="true">

            <intent-filter>

                <action android:name="android.net.wifi.action.PASSPOINT_LAUNCH_OSU_VIEW"/>

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