breaking: remove unused colorpicker

public/src/admin/modules/colorpicker.js

@@ -1,31 +0,0 @@
-'use strict';
-
-// TODO: no longer used remove in 1.19.0
-define('admin/modules/colorpicker', function () {
-	const colorpicker = {};
-
-	colorpicker.enable = function (inputEl, callback) {
-		(inputEl instanceof jQuery ? inputEl : $(inputEl)).each(function () {
-			const $this = $(this);
-
-			$this.ColorPicker({
-				color: $this.val() || '#000',
-				onChange: function (hsb, hex) {
-					$this.val('#' + hex);
-					if (typeof callback === 'function') {
-						callback(hsb, hex);
-					}
-				},
-				onShow: function (colpkr) {
-					$(colpkr).css('z-index', 1051);
-				},
-			});
-
-			$(window).one('action:ajaxify.start', function () {
-				$this.ColorPickerHide();
-			});
-		});
-	};
-
-	return colorpicker;
-});