Revert "Run docker for building image"

CompuIves · CompuIves · commit c6fa022e06cf · 2018-04-25T12:53:26.000+02:00
This reverts commit 4aed77e.
diff --git a/.circleci/config.yml b/.circleci/config.yml
@@ -120,8 +120,7 @@ jobs:
           command: yarn lint
 
   create-docker-image:
-    docker:
-      - image: docker:18
+    machine: true
     working_directory: ~/codesandbox-client
     steps:
       - restore_cache:
