build: Bump iced-x86 from 1.18.0 to 1.19.0 in /fuzz

Bumps [iced-x86](https://github.com/icedland/iced) from 1.18.0 to 1.19.0.
- [Release notes](https://github.com/icedland/iced/releases)
- [Commits](https://github.com/icedland/iced/compare/v1.18.0...v1.19.0)

---
updated-dependencies:
- dependency-name: iced-x86
  dependency-type: indirect
  update-type: version-update:semver-minor
...

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

fuzz/Cargo.lock

@@ -326,9 +326,9 @@ dependencies = [
 
 [[package]]
 name = "iced-x86"
-version = "1.18.0"
+version = "1.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1dd04b950d75b3498320253b17fb92745b2cc79ead8814aede2f7c1bab858bec"
+checksum = "b7cc8d38244d84278262c8ebe6930cc44283d194cbabae2651f6112103802fb5"
 dependencies = [
  "lazy_static",
 ]