build: Bump os_str_bytes from 6.3.1 to 6.4.0 in /fuzz

Bumps [os_str_bytes](https://github.com/dylni/os_str_bytes) from 6.3.1 to 6.4.0.
- [Release notes](https://github.com/dylni/os_str_bytes/releases)
- [Commits](https://github.com/dylni/os_str_bytes/compare/6.3.1...6.4.0)

---
updated-dependencies:
- dependency-name: os_str_bytes
  dependency-type: indirect
  update-type: version-update:semver-minor
...

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

fuzz/Cargo.lock

@@ -521,9 +521,9 @@ version = "0.1.0"
 
 [[package]]
 name = "os_str_bytes"
-version = "6.3.1"
+version = "6.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3baf96e39c5359d2eb0dd6ccb42c62b91d9678aa68160d261b9e0ccbf9e9dea9"
+checksum = "7b5bf27447411e9ee3ff51186bf7a08e16c341efdde93f4d823e8844429bed7e"
 
 [[package]]
 name = "pci"