chore: update to 2024 edition

Cargo.toml

@@ -4,7 +4,7 @@ members = ["extism-maturin", "manifest", "runtime", "libextism", "convert", "con
 exclude = ["kernel"]
 
 [workspace.package]
-edition = "2021"
+edition = "2024"
 authors = ["The Extism Authors", "oss@extism.org"]
 license = "BSD-3-Clause"
 homepage = "https://extism.org"

convert/src/encoding.rs

@@ -15,7 +15,7 @@ use base64::Engine;
 /// and [`FromBytesOwned`] using [`serde_json::from_slice`]
 #[macro_export]
 macro_rules! encoding {
-    ($pub:vis $name:ident, $to_vec:expr, $from_slice:expr) => {
+    ($pub:vis $name:ident, $to_vec:expr_2021, $from_slice:expr_2021) => {
         #[doc = concat!(stringify!($name), " encoding")]
         #[derive(Debug)]
         $pub struct $name<T>(pub T);

manifest/src/lib.rs

@@ -240,10 +240,10 @@ struct DataPtrLength {
 }
 
 #[cfg(feature = "json_schema")]
-fn wasmdata_schema(gen: &mut schemars::gen::SchemaGenerator) -> schemars::schema::Schema {
+fn wasmdata_schema(g: &mut schemars::r#gen::SchemaGenerator) -> schemars::schema::Schema {
     use schemars::{schema::SchemaObject, JsonSchema};
-    let mut schema: SchemaObject = <String>::json_schema(gen).into();
-    let objschema: SchemaObject = <DataPtrLength>::json_schema(gen).into();
+    let mut schema: SchemaObject = <String>::json_schema(g).into();
+    let objschema: SchemaObject = <DataPtrLength>::json_schema(g).into();
     let types = schemars::schema::SingleOrVec::<schemars::schema::InstanceType>::Vec(vec![
         schemars::schema::InstanceType::String,
         schemars::schema::InstanceType::Object,