Add spring-boot-test dependency

Author: olegz

binders/rabbit-binder/spring-cloud-stream-binder-rabbit/pom.xml

@@ -62,6 +62,11 @@
 			<artifactId>spring-boot-micrometer-tracing-test</artifactId>
 			<scope>test</scope>
 		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-test</artifactId>
+			<scope>test</scope>
+		</dependency>