Using proper groupId

Author: joakime

pom.xml

@@ -9,6 +9,7 @@
 
   <!-- Maven artifact name is 'jetty-servlet-api' and not
   'jetty-javax-servlet-api' for backwards compatibility reasons. -->
+  <groupId>org.eclipse.jetty.toolchain</groupId>
   <artifactId>jetty-servlet-api</artifactId>
   <version>4.0.7-SNAPSHOT</version>
   <packaging>jar</packaging>