Fix PrintOptions size example to replace setScale with setPageSize for A4 dimensions

Author: yvsvarma

examples/java/src/test/java/dev/selenium/interactions/PrintOptionsTest.java

@@ -31,8 +31,8 @@ public void TestSize()
     {
         driver.get("https://www.selenium.dev/");
         PrintOptions printOptions = new PrintOptions();
-        printOptions.setScale(.50);
-        double current_scale = printOptions.getScale();
+        printOptions.setPageSize(new PageSize(27.94, 21.59)); // A4 size in cm
+        double currentHeight = printOptions.getPageSize().getHeight(); // use getWidth() to retrieve width
     }
 
     @Test