add wagon-http-lightweight as dependency to prevent CNFE in test

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1240633 13f79535-47bb-0310-9956-ffa450edef68

archiva-modules/archiva-base/archiva-converter/pom.xml

@@ -62,6 +62,11 @@
       <artifactId>wagon-http</artifactId>
       <scope>provided</scope>
     </dependency>
+    <dependency>
+      <groupId>org.apache.maven.wagon</groupId>
+      <artifactId>wagon-http-lightweight</artifactId>
+      <scope>provided</scope>
+    </dependency>
     <dependency>
       <groupId>org.slf4j</groupId>
       <artifactId>slf4j-simple</artifactId>