build: bump clap from 3.0.5 to 3.0.6 in /fuzz

Bumps [clap](https://github.com/clap-rs/clap) from 3.0.5 to 3.0.6.
- [Release notes](https://github.com/clap-rs/clap/releases)
- [Changelog](https://github.com/clap-rs/clap/blob/master/CHANGELOG.md)
- [Commits](https://github.com/clap-rs/clap/compare/v3.0.5...v3.0.6)

---
updated-dependencies:
- dependency-name: clap
  dependency-type: indirect
  update-type: version-update:semver-patch
...

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

fuzz/Cargo.lock

@@ -128,9 +128,9 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "clap"
-version = "3.0.5"
+version = "3.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6f34b09b9ee8c7c7b400fe2f8df39cafc9538b03d6ba7f4ae13e4cb90bfbb7d"
+checksum = "1957aa4a5fb388f0a0a73ce7556c5b42025b874e5cdc2c670775e346e97adec0"
 dependencies = [
  "atty",
  "bitflags",