docker: app.Dockerfile - do not build query-node until mappings are fixed

apps.Dockerfile

@@ -6,9 +6,9 @@ COPY . /joystream
 # Do not set NODE_ENV=production until after running yarn install
 # to ensure dev dependencies are installed.
 RUN yarn install --frozen-lockfile
-
+# Uncomment query-node build when mappings are fixed
+# RUN yarn workspace query-node-root build
 RUN yarn workspace pioneer build
 RUN yarn workspace storage-node build
-RUN yarn workspace query-node-root build
 
 ENTRYPOINT [ "yarn" ]