[PM-25657] Add missing SSH key and permissions fields to cipher conversion

[gbubemismith]

🎟️ Tracking

https://bitwarden.atlassian.net/browse/PM-25657

📔 Objective

⏰ Reminders before review

• Contributor guidelines followed
• All formatters and local linters executed and passed
• Written new unit and / or integration tests where applicable
• Protected functional changes with optionality (feature flags)
• Used internationalization (i18n) for all UI strings
• CI builds passed
• Communicated to DevOps any deployment requirements
• Updated any necessary documentation (Confluence, contributing docs) or informed the documentation
  team

🦮 Reviewer guidelines

• 👍 (:+1:) or similar for great changes
• 📝 (:memo:) or ℹ️ (:information_source:) for notes or general info
• ❓ (:question:) for questions
• 🤔 (:thinking:) or 💭 (:thought_balloon:) for more open inquiry that's not quite a confirmed
  issue and could potentially benefit from discussion
• 🎨 (:art:) for suggestions / improvements
• ❌ (:x:) or ⚠️ (:warning:) for more significant problems or concerns needing attention
• 🌱 (:seedling:) or ♻️ (:recycle:) for future improvements or indications of technical debt
• ⛏ (:pick:) for minor or nitpick changes

[github-actions]

Checkmarx One – Scan Summary & Details – 289ffca1-ce95-482a-8176-3e0a5a98ba64

Great job! No new security vulnerabilities introduced in this pull request

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
2.9% Duplication on New Code

See analysis details on SonarQube Cloud

[codecov]

Codecov Report

❌ Patch coverage is 0% with 11 lines in your changes missing coverage. Please review.
✅ Project coverage is 76.51%. Comparing base (5658d61) to head (ae3d213).
⚠️ Report is 3 commits behind head on main.

Files with missing lines	Patch %	Lines
crates/bitwarden-vault/src/cipher/ssh_key.rs	0.00%	5 Missing ⚠️
...s/bitwarden-vault/src/cipher/cipher_permissions.rs	0.00%	4 Missing ⚠️
crates/bitwarden-vault/src/cipher/cipher.rs	0.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #434      +/-   ##
==========================================
- Coverage   76.53%   76.51%   -0.03%     
==========================================
  Files         269      270       +1     
  Lines       25312    25320       +8     
==========================================
  Hits        19373    19373              
- Misses       5939     5947       +8     

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[nikwithak]

Looks great!