chore: next dev version (#25)

Author: aquamatthias

cloud2sql/__init__.py

@@ -11,4 +11,4 @@
 __author__ = "Some Engineering Inc."
 __license__ = "Apache 2.0"
 __copyright__ = "Copyright © 2022 Some Engineering Inc."
-__version__ = "0.6.3"
+__version__ = "0.6.4"