Stub out the clover target to allow successful building of snapshots

org.springframework.aspects/build.xml

@@ -34,10 +34,10 @@
 		<test-run classpath.id="test.run.classpath"/>
 	</target>
 
-	<target name="clover.instrument" depends="ivy.init, resolve.test, compile.init, clover.init">
+	<target name="clover">
 		<!--
 		Override to avoid build failure. Created SPR-5921 to fix this propertly
 		-->
 	</target>
-	
+
 </project>