Update fail requirement from 0.4 to 0.5 (#1197)

Updates the requirements on [fail](https://github.com/tikv/fail-rs) to permit the latest version.
- [Release notes](https://github.com/tikv/fail-rs/releases)
- [Changelog](https://github.com/tikv/fail-rs/blob/master/CHANGELOG.md)
- [Commits](https://github.com/tikv/fail-rs/compare/v0.4.0...v0.5.0)

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

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

Cargo.toml

@@ -46,7 +46,7 @@ census = "0.4"
 fnv = "1.0.7"
 thiserror = "1.0.24"
 htmlescape = "0.3.1"
-fail = "0.4"
+fail = "0.5"
 murmurhash32 = "0.2"
 chrono = "0.4.19"
 smallvec = "1.6.1"
@@ -69,7 +69,7 @@ test-env-log = "0.2.7"
 env_logger = "0.9.0"
 
 [dev-dependencies.fail]
-version = "0.4"
+version = "0.5"
 features = ["failpoints"]
 
 [profile.release]