chore(add-exceptions-when-mls-handling-fails) #WPB-12152

[alexandreferris]

• Update Helium to 1.5.1
• Update Xenon to 1.7.1
• Adjust wrong used http response on isMlsEnabled
• Add proper handling and throwing of exception for:

• uploadClientPublicKey
• uploadClientKeyPackages
• getConversationGroupInfo
• getConversationGroupInfo

• Ignore mls/ folder from .gitignore

---

PR Submission Checklist for internal contributors

• The PR Title

  • conforms to the style of semantic commits messages¹ supported in Wire's Github Workflow²
  • contains a reference JIRA issue number like SQPIT-764
  • answers the question: If merged, this PR will: ... ³

• The PR Description

  • is free of optional paragraphs and you have filled the relevant parts to the best of your ability

---

What's new in this PR?

Issues

Some methods for MLS handling were not throwing exceptions correctly

Solutions

Add proper handling of throwing exceptions

Dependencies (Optional)

This PR is to be merged after release of Xenon 1.7.1

Needs releases with:

• Xenon - Handle mls-welcome events, creating necessary data with core-crypto #WPB-12154 #111

Testing

Tests are done one level above (Legalhold)

[sonarcloud]

Quality Gate passed

Issues
3 New issues
0 Accepted issues

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

See analysis details on SonarQube Cloud