Remove now-unneeded build image workaround.

.drone.yml

@@ -82,9 +82,7 @@ clone:
 
 steps:
 - name: build
-  #image: plugins/docker
-  # Temporary work-around for https://github.com/drone-plugins/drone-docker/pull/327
-  image: techknowlogick/drone-docker
+  image: plugins/docker
   settings:
     username:
       from_secret: docker_username

NEWS

@@ -1,5 +1,5 @@
 1.5.21.dev0
- * Add support for old version (2.x) of jsonschema library.
+ * #459: Add support for old version (2.x) of jsonschema library.
 
 1.5.20
  * Re-release with correct version without dev0 tag.