[SPR-8222] Upgraded to JUnit 4.9.

spring-framework-reference/src/testing.xml

@@ -1497,7 +1497,7 @@ public void updateWithSessionFlush() {
 
           <para>The <emphasis>Spring TestContext Framework</emphasis> offers
           full integration with JUnit 4.5+ through a custom runner (tested on
-          JUnit 4.5 – 4.8.2). By annotating test classes with
+          JUnit 4.5 – 4.9). By annotating test classes with
           <literal>@RunWith(SpringJUnit4ClassRunner.class)</literal>,
           developers can implement standard JUnit-based unit and integration
           tests and simultaneously reap the benefits of the TestContext