Bump the cargo group across 3 directories with 2 updates

Bumps the cargo group with 1 update in the /account directory: [ed25519-dalek](https://github.com/dalek-cryptography/curve25519-dalek).
Bumps the cargo group with 1 update in the /increment_with_fuzz directory: [curve25519-dalek](https://github.com/dalek-cryptography/curve25519-dalek).
Bumps the cargo group with 1 update in the /simple_account directory: [ed25519-dalek](https://github.com/dalek-cryptography/curve25519-dalek).


Updates `ed25519-dalek` from 1.0.1 to 2.1.1
- [Release notes](https://github.com/dalek-cryptography/curve25519-dalek/releases)
- [Changelog](https://github.com/dalek-cryptography/curve25519-dalek/blob/2.1.1/CHANGELOG.md)
- [Commits](dalek-cryptography/curve25519-dalek@1.0.1...2.1.1)

Updates `curve25519-dalek` from 3.2.0 to 4.1.3
- [Release notes](https://github.com/dalek-cryptography/curve25519-dalek/releases)
- [Commits](dalek-cryptography/curve25519-dalek@curve25519-4.1.1...curve25519-4.1.3)

Updates `curve25519-dalek` from 4.1.1 to 4.1.3
- [Release notes](https://github.com/dalek-cryptography/curve25519-dalek/releases)
- [Commits](dalek-cryptography/curve25519-dalek@curve25519-4.1.1...curve25519-4.1.3)

Updates `ed25519-dalek` from 1.0.1 to 2.1.1
- [Release notes](https://github.com/dalek-cryptography/curve25519-dalek/releases)
- [Changelog](https://github.com/dalek-cryptography/curve25519-dalek/blob/2.1.1/CHANGELOG.md)
- [Commits](dalek-cryptography/curve25519-dalek@1.0.1...2.1.1)

Updates `curve25519-dalek` from 3.2.0 to 4.1.3
- [Release notes](https://github.com/dalek-cryptography/curve25519-dalek/releases)
- [Commits](dalek-cryptography/curve25519-dalek@curve25519-4.1.1...curve25519-4.1.3)

---
updated-dependencies:
- dependency-name: ed25519-dalek
  dependency-type: direct:production
  dependency-group: cargo
- dependency-name: curve25519-dalek
  dependency-type: indirect
  dependency-group: cargo
- dependency-name: curve25519-dalek
  dependency-type: indirect
  dependency-group: cargo
- dependency-name: ed25519-dalek
  dependency-type: direct:production
  dependency-group: cargo
- dependency-name: curve25519-dalek
  dependency-type: indirect
  dependency-group: cargo
...

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

account/Cargo.toml

@@ -13,7 +13,7 @@ soroban-sdk = { version = "22.0.1" }
 
 [dev-dependencies]
 soroban-sdk = { version = "22.0.1", features = ["testutils"] }
-ed25519-dalek = { version = "1.0.1" }
+ed25519-dalek = { version = "2.1.1" }
 rand = { version = "0.7.3" }
 
 [profile.release]