Update Rust crate crossterm to 0.29.0

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
crossterm	workspace.dependencies	minor	0.28.1 -> 0.29.0

---

Configuration

📅 Schedule: Branch creation - "after 8pm,before 6am" in timezone America/Los_Angeles, Automerge - "after 8pm,before 6am" in timezone America/Los_Angeles.

🚦 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.

[renovate]

⚠️ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
• you click the rebase/retry checkbox if found above, or
• you rename this PR's title to start with "rebase!" to trigger it manually

The artifact failure details are included below:

File name: Cargo.lock

Command failed: cargo update --config net.git-fetch-with-cli=true --manifest-path Cargo.toml --package [email protected] --precise 0.29.0
    Updating crates.io index
error: failed to select a version for the requirement `crossterm = "^0.28.1"`
candidate versions found which didn't match: 0.29.0
location searched: crates.io index
required by package `reedline v0.38.0`
    ... which satisfies dependency `reedline = "^0.38.0"` (locked to 0.38.0) of package `crutest v0.1.0 (/tmp/renovate/repos/github/oxidecomputer/crucible/crutest)`