Revert "Update config.py"

Referencing: https://github.com/caskdata/cdap-ingest/commit/10654b7b596e4f6a4517d1159b36fdd2a1135255

The commit message is incorrect. I had also accidentally pushed it to develop, so reverting it.

This reverts commit 10654b7b596e4f6a4517d1159b36fdd2a1135255.