Update require implementation to satisfy Luau 0.700

Author: khvzak

Cargo.toml

@@ -2,7 +2,7 @@
 name = "mlua"
 version = "0.11.4" # remember to update mlua_derive
 authors = ["Aleksandr Orlenko <[email protected]>", "kyren <[email protected]>"]
-rust-version = "1.79.0"
+rust-version = "1.80.0"
 edition = "2021"
 repository = "https://github.com/mlua-rs/mlua"
 documentation = "https://docs.rs/mlua"
@@ -62,7 +62,7 @@ parking_lot = { version = "0.12", features = ["arc_lock"] }
 anyhow = { version = "1.0", optional = true }
 rustversion = "1.0"
 
-ffi = { package = "mlua-sys", version = "0.8.3", path = "mlua-sys" }
+ffi = { package = "mlua-sys", version = "0.9.0", path = "mlua-sys" }
 
 [dev-dependencies]
 trybuild = "1.0"