Adds test scope to junit dependency.

spring-cloud-starter-bootstrap/pom.xml

@@ -30,6 +30,7 @@
 		<dependency>
 			<groupId>org.junit.platform</groupId>
 			<artifactId>junit-platform-launcher</artifactId>
+			<scope>test</scope>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>