Remove unnecessary strings

    <string name="controls_favorite_default_title">Controls</string>

    <!-- Controls management controls screen subtitle [CHAR LIMIT=NONE] -->

    <string name="controls_favorite_subtitle">Choose controls for quick access</string>

    <!-- Controls management controls screen favorites header [CHAR LIMIT=50] -->

    <string name="controls_favorite_header_favorites">Favorites</string>

    <!-- Controls management controls screen all header [CHAR LIMIT=50] -->

    <string name="controls_favorite_header_all">All</string>

    <!-- Controls management controls screen error on load message [CHAR LIMIT=60] -->

    <string name="controls_favorite_load_error">The list of all controls could not be loaded.</string>

    <!-- Controls management controls screen header for Other zone [CHAR LIMIT=60] -->