Fix missing docs error

leptos_dom/src/macro_helpers/into_attribute.rs

@@ -169,7 +169,7 @@ attr_type!(f64);
 attr_type!(char);
 
 #[cfg(all(target_arch = "wasm32", feature = "web"))]
-pub fn attribute_expression(
+pub(crate) fn attribute_expression(
   el: &web_sys::Element,
   attr_name: &str,
   value: Attribute,

leptos_dom/src/macro_helpers/into_class.rs

@@ -67,7 +67,7 @@ impl<T: IntoClass> IntoClass for (Scope, T) {
 }
 
 #[cfg(all(target_arch = "wasm32", feature = "web"))]
-pub fn class_expression(
+pub(crate) fn class_expression(
   class_list: &web_sys::DomTokenList,
   class_name: &str,
   value: bool,

leptos_dom/src/macro_helpers/into_property.rs

@@ -77,7 +77,7 @@ prop_type!(f64);
 prop_type!(bool);
 
 #[cfg(all(target_arch = "wasm32", feature = "web"))]
-pub fn property_expression(
+pub(crate) fn property_expression(
   el: &web_sys::Element,
   prop_name: &str,
   value: JsValue,