Bump expectorate from 1.1.0 to 1.2.0 (#1134)

Bumps [expectorate](https://github.com/oxidecomputer/expectorate) from 1.1.0 to 1.2.0.
- [Release notes](https://github.com/oxidecomputer/expectorate/releases)
- [Commits](oxidecomputer/expectorate@v1.1.0...v1.2.0)

---
updated-dependencies:
- dependency-name: expectorate
  dependency-version: 1.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

Cargo.lock

@@ -27,7 +27,7 @@ clap = { version = "4.5.37" }
 clap-cargo = "0.15.2"
 dropshot = { version = "0.13.0", default-features = false }
 env_logger = "0.10.2"
-expectorate = { version = "1.1.0", features = ["predicates"] }
+expectorate = { version = "1.2.0", features = ["predicates"] }
 futures = "0.3.31"
 futures-core = "0.3.31"
 heck = "0.5.0"