Bump version to post4

gkousouris · gkousouris · commit 84f985b21bdb · 2023-08-21T11:25:01.000+01:00
diff --git a/kafka/version.py b/kafka/version.py
@@ -1 +1 @@
-__version__ = '1.4.7.post3'
+__version__ = '1.4.7.post4'
