Update v8 used when fuzzing (#4384)

No particular reason for doing so,just seems good to loosely stay
up-to-date with this dependency.

Cargo.lock

@@ -3017,9 +3017,9 @@ dependencies = [
 
 [[package]]
 name = "v8"
-version = "0.41.0"
+version = "0.44.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9c3d267007e1f137d79b4da64267139a86034a4d85df4964334979c1c7a708a"
+checksum = "f3f92c29dd66c7342443280695afc5bb79d773c3aa3eb02978cf24f058ae2b3d"
 dependencies = [
  "bitflags",
  "fslock",

crates/fuzzing/Cargo.toml

@@ -30,7 +30,7 @@ wasmi = "0.7.0"
 # though, so we could use that if we wanted. For now though just simplify a bit
 # and don't depend on this on Windows.  The same applies on s390x.
 [target.'cfg(not(any(windows, target_arch = "s390x")))'.dependencies]
-v8 = "0.41"
+v8 = "0.44.3"
 
 [dev-dependencies]
 wat = "1.0.37"