Merge "Fix alignment for RTL layout" into sc-v2-dev

    <!-- Song name -->

    <Constraint

        android:id="@+id/header_title"

        android:layout_width="0dp"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_marginStart="@dimen/qs_media_info_margin"

        android:layout_marginEnd="@dimen/qs_center_guideline_padding"

    <!-- Artist name -->

    <Constraint

        android:id="@+id/header_artist"

        android:layout_width="0dp"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        app:layout_constrainedWidth="true"

        android:layout_marginTop="@dimen/qs_media_info_spacing"