GRAILS-11636 Revert "troubleshooting test failure on CI server"

This reverts commit f0dac3b.

Author: lhotari

grails-test-suite-uber/src/test/groovy/grails/test/mixin/AutowireServiceViaDefineBeansTests.groovy

@@ -12,12 +12,12 @@ import org.springframework.context.ApplicationContextAware
 @TestFor(SpringController)
 class AutowireServiceViaDefineBeansTests {
 
-    static doWithSpring = {
-        springService SpringService
-    }
-    
     @Test
     void testThatBeansAreWired() {
+        defineBeans {
+            springService(SpringService)
+        }
+
         applicationContext.getBean("springService") instanceof SpringService
         controller.index()
         controller.index()