Moving security-api to PS-6 via charming

[immortalcodes]

Done

[List of work items including drive-bys]

QA

• Check out this feature branch
• Run the site using the command ./run serve
• View the site locally in your web browser at: http://0.0.0.0:8030/
• Run through the following [QA steps](https://canonical-web-and-design.github
  .io/practices/workflow/qa-steps.html)
• [List additional steps to QA the new features or prove the bug has been reso
  lved]

Issue / Card

Fixes #

Screenshots

[if relevant, include a screenshot]