Update dataflow package version.

Bug: 937519
Change-Id: I5c5b159f604101bbfc680cbff6b4533f4ac0ddcc
Reviewed-on: https://chromium-review.googlesource.com/c/infra/infra/+/1544932
Reviewed-by: Andrii Shyshkalov <tandrii@chromium.org>
Commit-Queue: Erik Chen <erikchen@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#21902}
Cr-Mirrored-From: https://chromium.googlesource.com/infra/infra
Cr-Mirrored-Commit: 8268897f2647e2e4d9216a3e35c552e7a2b9ed9b

setup.py

diff --git a/setup.py b/setup.py
index 954f207..29efa87 100644
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@
 
 setup(
     name='dataflow',
-    version='0.0.3',
+    version='0.0.4',
     description='Chrome Infra Dataflow Workflows',
     long_description=('This package includes Chrome Infra workflows as well as '
                       'common modules.'),