chore: bump curve25519-dalek from 3.2.0 to 3.2.1 (#23517)

Bumps [curve25519-dalek](https://github.com/dalek-cryptography/curve25519-dalek) from 3.2.0 to 3.2.1.
- [Release notes](https://github.com/dalek-cryptography/curve25519-dalek/releases)
- [Changelog](https://github.com/dalek-cryptography/curve25519-dalek/blob/main/CHANGELOG.md)
- [Commits](https://github.com/dalek-cryptography/curve25519-dalek/compare/3.2.0...3.2.1)

---
updated-dependencies:
- dependency-name: curve25519-dalek
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

zk-token-sdk/Cargo.toml

@@ -20,7 +20,7 @@ arrayref = "0.3.6"
 bincode = "1"
 byteorder = "1"
 cipher = "0.4"
-curve25519-dalek = { version = "3.2.0", features = ["serde"]}
+curve25519-dalek = { version = "3.2.1", features = ["serde"]}
 getrandom = { version = "0.1", features = ["dummy"] }
 lazy_static = "1.4.0"
 merlin = "3"