Add apache test dependency

Author: davidh44

services/s3/pom.xml

@@ -196,6 +196,11 @@
             <artifactId>netty-transport</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.apache.httpcomponents</groupId>
+            <artifactId>httpclient</artifactId>
+            <scope>test</scope>
+        </dependency>
         <dependency>
             <groupId>software.amazon.eventstream</groupId>
             <artifactId>eventstream</artifactId>