Fix more test XML configs for latest Mockito

Author: artembilan

spring-integration-core/src/test/java/org/springframework/integration/config/ChainParserTests-context.xml

@@ -119,7 +119,8 @@
 	</chain>
 
 	<beans:bean id="jsonObjectMapper" class="org.mockito.Mockito" factory-method="mock">
-		<beans:constructor-arg value="org.springframework.integration.support.json.JsonObjectMapper"/>
+		<beans:constructor-arg value="org.springframework.integration.support.json.JsonObjectMapper"
+							   type="java.lang.Class"/>
 	</beans:bean>
 
 	<chain id="subComponentsIdSupport1" input-channel="subComponentsIdSupport1Channel">

spring-integration-core/src/test/java/org/springframework/integration/config/xml/HeaderEnricherTests-context.xml

@@ -77,7 +77,8 @@
 	</header-enricher>
 
 	<beans:bean id="bazRoutingSlip" class="org.mockito.Mockito" factory-method="mock">
-		<beans:constructor-arg value="org.springframework.integration.routingslip.RoutingSlipRouteStrategy"/>
+		<beans:constructor-arg value="org.springframework.integration.routingslip.RoutingSlipRouteStrategy"
+							   type="java.lang.Class"/>
 	</beans:bean>
 
 	<channel id="fooChannel"/>