Revert "Update root-path to expose non-app endpoints for health check"

This reverts commit 40486fd7.

src/main/java/org/eclipsefoundation/wg/resource/WorkingGroupsResource.java

@@ -34,7 +34,7 @@ import org.eclipsefoundation.wg.services.WorkingGroupsService;
  *
  * @author Martin Lowe, Zachary Sabourin
  */
-@Path("")
+@Path("working-groups")
 @Produces(MediaType.APPLICATION_JSON)
 @Consumes(MediaType.APPLICATION_JSON)
 public class WorkingGroupsResource {