Adding test support dependency

Author: Ryan Baxter

spring-cloud-zookeeper-sample/pom.xml

@@ -74,6 +74,11 @@
 			<type>test-jar</type>
 			<scope>test</scope>
 		</dependency>
+		<dependency>
+			<groupId>org.springframework.cloud</groupId>
+			<artifactId>spring-cloud-test-support</artifactId>
+			<scope>test</scope>
+		</dependency>
 	</dependencies>
 
 </project>