update setup.cfg too

Author: Lee Yang

setup.cfg

@@ -18,7 +18,7 @@ long_description = file:README.md
 long_description_content_type = text/markdown
 name = tensorflowonspark
 url = https://github.com/yahoo/TensorFlowOnSpark
-version = 2.2.2
+version = 2.2.3
 
 [options]
 packages =