message: fix definition-only sockets never being added to item
diff: @@ -148,12 +148,12 @@ function buildDefinedSockets(
  // TODO: check out intrinsicsockets as well
  for (let i = 0; i < socketDefEntries.length; i++) {
  - const socket = socketDefEntries[i];
  - const built = buildDefinedSocket(defs, socket, i, itemDef);
  + const socketDef = socketDefEntries[i];
  + const built = buildDefinedSocket(defs, socketDef, i, itemDef);
  // There are a bunch of garbage sockets that we ignore
  if (built) {
  - createdSockets.push();
  + createdSockets.push(built);
  }
  }
  