deps: Update Arbitrary to 1.0; libfuzzer-sys to 0.4.0; wasm-smith to 0.4.0

crates/fuzzing/Cargo.toml

@@ -9,7 +9,7 @@ license = "Apache-2.0 WITH LLVM-exception"
 
 [dependencies]
 anyhow = "1.0.22"
-arbitrary = { version = "0.4.1", features = ["derive"] }
+arbitrary = { version = "1.0.0", features = ["derive"] }
 env_logger = "0.8.1"
 log = "0.4.8"
 rayon = "1.2.1"
@@ -18,7 +18,7 @@ wasmprinter = "0.2.23"
 wasmtime = { path = "../wasmtime" }
 wasmtime-wast = { path = "../wast" }
 wasm-encoder = "0.4"
-wasm-smith = "0.3.1"
+wasm-smith = "0.4.0"
 wasmi = "0.7.0"
 
 [dev-dependencies]