Fix spring-boot-sample-test pom following Selenium changes in 35270e9

Author: wilkinsona

spring-boot-samples/spring-boot-sample-test/pom.xml

@@ -42,7 +42,7 @@
 		</dependency>
 		<dependency>
 			<groupId>org.seleniumhq.selenium</groupId>
-			<artifactId>selenium-htmlunit-driver</artifactId>
+			<artifactId>htmlunit-driver</artifactId>
 			<scope>test</scope>
 		</dependency>
 		<dependency>