build(deps): bump syn from 1.0.64 to 1.0.67 in /fuzz

Bumps [syn](https://github.com/dtolnay/syn) from 1.0.64 to 1.0.67.
- [Release notes](https://github.com/dtolnay/syn/releases)
- [Commits](https://github.com/dtolnay/syn/compare/1.0.64...1.0.67)

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

fuzz/Cargo.lock

@@ -20,9 +20,9 @@ dependencies = [
 
 [[package]]
 name = "anyhow"
-version = "1.0.39"
+version = "1.0.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "81cddc5f91628367664cc7c69714ff08deee8a3efc54623011c772544d7b2767"
+checksum = "28b2cd92db5cbd74e8e5028f7e27dd7aa3090e89e4f2a197cc7c8dfb69c7063b"
 
 [[package]]
 name = "api_client"
@@ -135,7 +135,7 @@ dependencies = [
 
 [[package]]
 name = "cloud-hypervisor"
-version = "0.13.0"
+version = "0.14.0"
 dependencies = [
  "anyhow",
  "api_client",
@@ -496,9 +496,9 @@ checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
 
 [[package]]
 name = "syn"
-version = "1.0.64"
+version = "1.0.67"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3fd9d1e9976102a03c542daa2eff1b43f9d72306342f3f8b3ed5fb8908195d6f"
+checksum = "6498a9efc342871f91cc2d0d694c674368b4ceb40f62b65a7a08c3792935e702"
 dependencies = [
  "proc-macro2",
  "quote",