chore(deps): bump tempfile from 3.20.0 to 3.21.0

Bumps [tempfile](https://github.com/Stebalien/tempfile) from 3.20.0 to 3.21.0.
- [Changelog](https://github.com/Stebalien/tempfile/blob/master/CHANGELOG.md)
- [Commits](https://github.com/Stebalien/tempfile/commits)

---
updated-dependencies:
- dependency-name: tempfile
  dependency-version: 3.21.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Cargo.lock

@@ -73,7 +73,7 @@ sqlx                        = "0.8.6"
 sui-keys                    = { git = "https://github.com/mystenlabs/sui", package = "sui-keys", tag = "testnet-v1.53.1" }
 sui-sdk                     = { git = "https://github.com/mystenlabs/sui", package = "sui-sdk", tag = "testnet-v1.53.1" }
 sysinfo                     = "0.33.1"
-tempfile                    = "3.20.0"
+tempfile                    = "3.21.0"
 thiserror                   = "2.0.16"
 tokenizers                  = "0.21.2"
 tokio                       = "1.46.1"