This issue is automatically created based on existing pull request: #39319: Increase minimum password length for admin user

Description (*)

PCI 4.0 requires a minimal password length of 12 characters, so it has to be changed from 7 to 12.

Manual testing scenarios (*)

1. Change password of an existing admin account.
2. It should fail to change the password if less than 12 characters are used.

Contribution checklist (*)

• Pull request has a meaningful description of its purpose
• All commits are accompanied by meaningful commit messages
• All new or changed code is covered with unit/integration tests (if applicable)
• README.md files for modified modules are updated and included in the pull request if any README.md predefined sections require an update
• All automated tests passed successfully (all builds are green)