Bump fpe from 0.5.0 to 0.5.1 (#3066)

Bumps [fpe](https://github.com/str4d/fpe) from 0.5.0 to 0.5.1.
- [Release notes](https://github.com/str4d/fpe/releases)
- [Changelog](https://github.com/str4d/fpe/blob/main/CHANGELOG.md)
- [Commits](https://github.com/str4d/fpe/commits)

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

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

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

Cargo.lock

@@ -1155,9 +1155,9 @@ dependencies = [
 
 [[package]]
 name = "fpe"
-version = "0.5.0"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fcf3e40fc9accc7218e082db8a75aeea244b8f5db73e591774ef93b4276365e6"
+checksum = "cd910db5f9ca4dc3116f8c46367825807aa2b942f72565f16b4be0b208a00a9e"
 dependencies = [
  "block-modes",
  "cipher",

zebra-chain/Cargo.toml

@@ -25,7 +25,7 @@ bs58 = { version = "0.4", features = ["check"] }
 byteorder = "1.4"
 chrono = { version = "0.4", features = ["serde"] }
 displaydoc = "0.2.2"
-fpe = "0.5.0"
+fpe = "0.5.1"
 futures = "0.3"
 group = "0.11.0"
 halo2 = "=0.1.0-beta.1"