chore: Bump once_cell from 1.19.0 to 1.21.4

Bumps [once_cell](https://github.com/matklad/once_cell) from 1.19.0 to 1.21.4.
- [Changelog](https://github.com/matklad/once_cell/blob/master/CHANGELOG.md)
- [Commits](matklad/once_cell@v1.19.0...v1.21.4)

---
updated-dependencies:
- dependency-name: once_cell
  dependency-version: 1.21.4
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Cargo.lock

@@ -9,7 +9,7 @@ edition.workspace = true
 publish.workspace = true
 
 [dependencies.once_cell]
-version = "1.19.0"
+version = "1.21.4"
 
 [dependencies.uuid]
 version = "1.8.0"