Resolve "`ensure-anchor-db` container is leaking DB credentials"

General MR

Summary

When installing Anchore, the ensure-anchore-db container runs a few SQL commands that ALTER a user and the logs show the full username and password for the DB user in plaintext. This MR disables the echoing of the SQL commands.

Relevant logs/screenshots

(Include any relevant logs/screenshots)

Linked Issue

issue

Upgrade Notices

N/A

Closes #146 (closed)