add_filter( 'aioseo_local_business_address_tag_value', 'aioseo_change_local_business_address_tag_value', 10, 3 );

function aioseo_change_local_business_address_tag_value( $tagValue, $tag, $id ) {

	if ( 'streetLineTwo' === $tag['id'] ) {

		$tagValue = '';

	}

	return $tagValue;

}