fixed specref

Author: ylafon

org/w3c/css/properties/css3/CssWordSpacing.java

@@ -16,7 +16,7 @@
 import java.util.ArrayList;
 
 /**
- * @spec https://www.w3.org/TR/2021/CRD-css-text-3-20210422/#word-spacing-property
+ * @spec https://www.w3.org/TR/2024/WD-css-text-4-20240219/#propdef-word-spacing
  */
 public class CssWordSpacing extends org.w3c.css.properties.css.CssWordSpacing {