Update javadoc

Author: AB-xdev

chartjs-java-model/src/main/java/software/xdev/chartjs/model/options/ticks/TimeTicks.java

@@ -33,9 +33,12 @@ public String getSource()
 	}
 
 	/**
-	 * How ticks are generated, possible values are: 'auto' - generates "optimal" ticks based on scale size and time
-	 * options; 'data' - generates ticks from data (including labels from data {x|y} objects); 'labels' - generates
-	 * ticks from user given labels ONLY
+	 * How ticks are generated, possible values are:
+	 * <ul>
+	 *     <li>'auto' - generates "optimal" ticks based on scale size and time options</li>
+	 *     <li>'data' - generates ticks from data (including labels from data {x|y} objects</li>
+	 *     <li>'labels' - generates ticks from user given labels ONLY</li>
+	 * </ul>
 	 */
 	public TimeTicks setSource(final String source)
 	{