Fix PHP 8.2+ dynamic property deprecation warnings in Kucrut_Form_Field class

Co-authored-by: HardeepAsrani <2649903+HardeepAsrani@users.noreply.github.com>

Author: Copilot

includes/library/form-fields.php

@@ -75,6 +75,15 @@ abstract class Kucrut_Form_Field {
 		'multiple',
 	);
 
+	/**
+	 * URL path to this directory
+	 *
+	 * @since  0.1.0
+	 * @var    string
+	 * @access protected
+	 */
+	protected static $url_path;
+
 	/**
 	 * Holds allowed html tags
 	 *
@@ -114,6 +123,15 @@ abstract class Kucrut_Form_Field {
 	 */
 	protected $attributes = array();
 
+	/**
+	 * Holds field arguments
+	 *
+	 * @since  0.1.0
+	 * @var    object
+	 * @access protected
+	 */
+	protected $args;
+
 
 	/**
 	 * Loader