chore(deps): update constant_time_eq requirement from 0.1.5 to 0.2.5

Updates the requirements on [constant_time_eq](https://github.com/cesarb/constant_time_eq) to permit the latest version.
- [Release notes](https://github.com/cesarb/constant_time_eq/releases)
- [Changelog](https://github.com/cesarb/constant_time_eq/blob/master/CHANGES)
- [Commits](https://github.com/cesarb/constant_time_eq/compare/0.1.5...0.2.5)

---
updated-dependencies:
- dependency-name: constant_time_eq
  dependency-type: direct:production
...

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

Cargo.toml

@@ -15,7 +15,7 @@ edition = "2021"
 aes = { version = "0.7.5", optional = true }
 byteorder = "1.4.3"
 bzip2 = { version = "0.4.3", optional = true }
-constant_time_eq = { version = "0.1.5", optional = true }
+constant_time_eq = { version = "0.2.5", optional = true }
 crc32fast = "1.3.2"
 flate2 = { version = "1.0.23", default-features = false, optional = true }
 hmac = { version = "0.12.1", optional = true, features = ["reset"] }