fix(encryption): Do not register user key related event listeners

[come-nc]

• Resolves: #52259

Summary

Do not register user key related event listeners when master key is enabled. Also added a safeguard in PassphraseService.

Checklist

• Code is properly formatted
• Sign-off message is added to all commits
• [ ] Tests (unit, integration, api and/or acceptance) are included
• [ ] Screenshots before/after for front-end changes
• [ ] Documentation (manuals or wiki) has been updated or is not required
• [ ] Backports requested where applicable (ex: critical bugfixes)

[come-nc]

/backport to stable31