How to Hide Responsive WordPress Slider - Soliloquy Lite Admin Menus

function plt_hide_soliloquy_lite_menus() {
	//Hide "Soliloquy".
	remove_menu_page('edit.php?post_type=soliloquy');
	//Hide "Soliloquy → Soliloquy".
	remove_submenu_page('edit.php?post_type=soliloquy', 'edit.php?post_type=soliloquy');
	//Hide "Soliloquy → Add New Soliloquy Slider".
	remove_submenu_page('edit.php?post_type=soliloquy', 'post-new.php?post_type=soliloquy');
	//Hide "Soliloquy → Settings".
	remove_submenu_page('edit.php?post_type=soliloquy', 'soliloquy-settings');
	//Hide "Soliloquy → Addons".
	remove_submenu_page('edit.php?post_type=soliloquy', 'soliloquy-lite-addons');
	//Hide "Soliloquy → About Us".
	remove_submenu_page('edit.php?post_type=soliloquy', 'soliloquy-lite-about-us');
	//Hide "Soliloquy → Upgrade to Pro".
	remove_submenu_page('edit.php?post_type=soliloquy', 'http://soliloquywp.com/lite/?utm_source=liteplugin&utm_medium=adminsidebar&utm_campaign=unlockprosidebar');
}

add_action('admin_menu', 'plt_hide_soliloquy_lite_menus', 100);

Where do I put this code?