Analyzer v6.2

[matthewnitschke-wk]

• Bumps sdk dependency to run up to 3.1.0 (will make this pr a major, current CI processes install dart 2.18)
• Bumps outdated dependencies to latest versions: protobuf, analyzer, and args
• Adds support for new dart 3 features
  • indexing record types
  • indexing updated switch statements
  • indexing unwrap statements
• fixes errors from changes in analyzer

[aviary-wf]

Security Insights

No security relevant content was detected by automated scans.

Action Items

• Review PR for security impact; comment "security review required" if needed or unsure
• Verify aviary.yaml coverage of security relevant code

---

Questions or Comments? Reach out on Slack: #support-infosec.