Delete failing Freemarker test

This test was already ignored as of Java 21 because of a Java behavior
change, and now it started failing as of 17.0.14.
This commit removes the test entirely.

spring-webmvc/src/test/resources/org/springframework/web/servlet/view/freemarker/test.ftl

@@ -6,9 +6,6 @@ test template for FreeMarker macro test class
 NAME
 ${command.name}
 
-AGE
-${command.age}
-
 MESSAGE
 <@spring.message "hello"/> <@spring.message "world"/>