rust/checksum(deps): bump tempfile in /tools/checksum_updater

Bumps [tempfile](https://github.com/Stebalien/tempfile) from 3.21.0 to 3.22.0.
- [Changelog](https://github.com/Stebalien/tempfile/blob/master/CHANGELOG.md)
- [Commits](Stebalien/tempfile@v3.21.0...v3.22.0)

---
updated-dependencies:
- dependency-name: tempfile
  dependency-version: 3.22.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

tools/checksum_updater/Cargo.lock

@@ -25,7 +25,7 @@ regex = "1.0"
 futures = "0.3"
 tracing = "0.1"
 tracing-subscriber = { version = "0.3", features = ["env-filter"] }
-tempfile = "3.0"
+tempfile = "3.22"
 async-trait = "0.1"
 wit-bindgen = "0.44.0"  # WIT binding generation for macro usage
 uuid = { version = "1.0", default-features = false }  # UUID generation for user service (deterministic, no getrandom dependency)