build: bump iced-x86 from 1.15.0 to 1.16.0 in /fuzz

Bumps [iced-x86](https://github.com/icedland/iced) from 1.15.0 to 1.16.0.
- [Release notes](https://github.com/icedland/iced/releases)
- [Commits](https://github.com/icedland/iced/compare/v1.15.0...v1.16.0)

---
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

@@ -291,9 +291,9 @@ dependencies = [
 
 [[package]]
 name = "iced-x86"
-version = "1.15.0"
+version = "1.16.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "46e977036f7f5139d580c7f19ad62df9cb8ebd8410bb569e73585226be80a86f"
+checksum = "0909b90ac9fb561b496133348f34719bd63aaeac03d8fafaeef13752721a7ad9"
 dependencies = [
  "lazy_static",
  "static_assertions",