fix spelling

Author: Mr-Leshiy

rust/catalyst-signed-doc-macro/src/signed_doc_spec/doc_ref.rs

@@ -1,4 +1,4 @@
-//! `signed_doc.json` "ref" field JSON defintion
+//! `signed_doc.json` "ref" field JSON definition
 
 use crate::signed_doc_spec::{DocTypes, IsRequired};
 

rust/catalyst-signed-doc-macro/src/signed_doc_spec/mod.rs

@@ -49,15 +49,15 @@ pub(crate) struct DocSpec {
     pub(crate) metadata: Metadata,
 }
 
-/// Document's metadata fields defintion
+/// Document's metadata fields definition
 #[derive(serde::Deserialize)]
 #[allow(clippy::missing_docs_in_private_items)]
 pub(crate) struct Metadata {
     #[serde(rename = "ref")]
     pub(crate) doc_ref: doc_ref::Ref,
 }
 
-/// "required" field defition
+/// "required" field definition
 #[derive(serde::Deserialize)]
 #[serde(rename_all = "lowercase")]
 #[allow(clippy::missing_docs_in_private_items)]