Update Rust crate octocrab to 0.50

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
octocrab	dependencies	minor	0.49 → 0.50

---

Release Notes

XAMPPRocky/octocrab (octocrab)

v0.50.0

Compare Source

Added

• add create_comment to PullRequestHandler (#​880)
• Add support for exchanging oauth code for access token (#​780)
• add get_app (#​757)
• Add ability to update an existing label (#​786)
• Added converted_from_draft to Event (#​859)

Fixed

• Use PUT not PATCH for pull request reviews (#​879)
• cargo fmt, cargo test, Set MSRV to 1.85.0 (#​878)
• deser generate repo as respository (#​812)
• use new search model on search function
• revert commit back to correct structure

Other

• [breaking] remove the either dependency (#​883)
• added issue_field_added to Event enum (#​882)
• update MSRV to 1.95.0
• don't include unconditional backtrace in Display impl (#​824)
• add a simple test for compare commits
• remove duplicated GitUser
• create search models submodule
• move repository model from commits module
• move maybe_empty to models module
• remove Option<> for some fields of PullRequest (#​873)

v0.49.9

Compare Source

Other

• Add 'tokio' dependency to retry configuration (#​875)

v0.49.8

Compare Source

Added

• add structured GraphQL response and error (#​874)

Fixed

• Expose OctoBody (#​870)

---

Configuration

📅 Schedule: (UTC)

• Branch creation
  • At any time (no schedule defined)
• Automerge
  • At any time (no schedule defined)

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.