Add configurable no_log to user creation

[TheMonkeyBrain]

Description

Extends 'galera_users_no_log' from only root user to also include other users.

Related Issue

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Chore (non-breaking change that does not add functionality or fix an issue)

Checklist:

• I have read the CONTRIBUTING document.
• I have run the pre-merge tests locally and they pass.
• I have updated the documentation accordingly.
• I have added tests to cover my changes.
• All new and existing tests passed.

[eRadical]

@TheMonkeyBrain - can you please rebase and also add | default(true)"so that the old behavior is preserved. 10x for the contribution.