fix pom schema

service/pom.xml

@@ -57,12 +57,12 @@
         </plugins>
     </build>
     <!--todo: update versions!-->
+    <dependencies>
         <dependency>
             <groupId>org.ektorp</groupId>
             <artifactId>org.ektorp</artifactId>
             <version>1.4.2</version>
         </dependency>
-    <dependencies>
         <dependency>
             <groupId>io.dropwizard</groupId>
             <artifactId>dropwizard-core</artifactId>