fix typos

xso-proc/src/field/child.rs

@@ -338,7 +338,7 @@ impl ExtractDef {
             // thing no matter whether the extracted field is of type
             // `Option<T>` or `T`.
             //
-            // And then, type inferrence does the rest: There is ambiguity
+            // And then, type inference does the rest: There is ambiguity
             // there, of course, if we call `.into()` on a value of type
             // `Option<T>`: Should Rust wrap it into another layer of
             // `Option`, or should it just move the value? The answer lies in

xso-proc/src/field/mod.rs

@@ -235,7 +235,7 @@ fn default_name(span: Span, name: Option<NameRef>, field_ident: Option<&Ident>)
 /// `field_ident` is, for some field types, used to infer an XML name if
 /// it is not specified explicitly.
 ///
-/// `field_ty` is needed for type inferrence on extracted fields.
+/// `field_ty` is needed for type inference on extracted fields.
 ///
 /// `container_namespace` is used in some cases to insert a default
 /// namespace.