Merge pull request #121 from aws/release-2-4-0

update version

Author: philschmid

setup.py

@@ -30,7 +30,7 @@
 # We don't declare our dependency on transformers here because we build with
 # different packages for different variants
 
-VERSION = "2.4.0.dev0"
+VERSION = "2.4.0"
 
 
 # Ubuntu packages