Ignore some FreeMarker tests for JDK21

This reverts commit 07a5d8c91 and instead disables the relevant
FreeMarker tests for JDK21+ runs.

spring-webmvc/src/test/java/org/springframework/web/servlet/view/freemarker/FreeMarkerMacroTests.java

@@ -31,6 +31,8 @@ import jakarta.servlet.ServletException;
 import jakarta.servlet.http.HttpServletResponse;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.condition.DisabledForJreRange;
+import org.junit.jupiter.api.condition.JRE;
 
 import org.springframework.beans.testfixture.beans.TestBean;
 import org.springframework.core.io.ClassPathResource;
@@ -145,6 +147,7 @@ public class FreeMarkerMacroTests {
 	}
 
 	@Test
+	@DisabledForJreRange(min = JRE.JAVA_21)
 	public void testAge() throws Exception {
 		assertThat(getMacroOutput("AGE")).isEqualTo("99");
 	}