fixup: doc hide exported helper macros

Author: mariocynicys

lightning/src/util/ser_macros.rs

@@ -49,6 +49,7 @@ macro_rules! _encode_tlv {
 
 /// Panics if the last seen TLV type is not numerically less than the TLV type currently being checked.
 /// This is exported for use by other exported macros, do not use directly.
+#[doc(hidden)]
 #[macro_export]
 macro_rules! _check_encoded_tlv_order {
 	($last_type: expr, $type: expr, (static_value, $value: expr)) => { };
@@ -292,6 +293,7 @@ macro_rules! _decode_tlv {
 
 /// Checks if `$val` matches `$type`.
 /// This is exported for use by other exported macros, do not use directly.
+#[doc(hidden)]
 #[macro_export]
 macro_rules! _decode_tlv_stream_match_check {
 	($val: ident, $type: expr, (static_value, $value: expr)) => { false };
@@ -610,6 +612,7 @@ macro_rules! _init_tlv_field_var {
 
 /// Equivalent to running [`_init_tlv_field_var`] then [`read_tlv_fields`].
 /// This is exported for use by other exported macros, do not use directly.
+#[doc(hidden)]
 #[macro_export]
 macro_rules! _init_and_read_tlv_fields {
 	($reader: ident, {$(($type: expr, $field: ident, $fieldty: tt)),* $(,)*}) => {