Update version

CHANGELOG.md

 # Changelog
 
-## next
+## 0.4.0a3
 
 - Move validata resource code to validata-core
 - clean code

setup.py

@@ -13,7 +13,7 @@ with readme_filepath.open("rt", encoding="utf-8") as fd:
 
 setup(
     name="validata_ui",
-    version="0.4.0a2",
+    version="0.4.0a3",
     description="Validata Web UI",
     long_description=LONG_DESCRIPTION,
     long_description_content_type="text/markdown",