Merge pull request #2337 from alecchendev/2023-06-watchtower-support

Support third-party watchtowers in persistence pipeline

diff --cc lightning/src/ln/chan_utils.rs
index 9ee564df59d99e7679b244101bab4c0c5742ff68,a12665dbaab1183d9d2da171e52a548dda8bcccb..18048d8efd87a50fea85cd037f375148b0f916c3
--- 1/lightning/src/ln/chan_utils.rs
--- 2/lightning/src/ln/chan_utils.rs
+++ b/lightning/src/ln/chan_utils.rs
@@@ -1356,8 -1360,9 +1360,9 @@@ impl Writeable for CommitmentTransactio
  
  impl Readable for CommitmentTransaction {
        fn read<R: io::Read>(reader: &mut R) -> Result<Self, DecodeError> {
 -              _init_and_read_tlv_fields!(reader, {
 +              _init_and_read_len_prefixed_tlv_fields!(reader, {
                        (0, commitment_number, required),
+                       (1, to_broadcaster_delay, option),
                        (2, to_broadcaster_value_sat, required),
                        (4, to_countersignatory_value_sat, required),
                        (6, feerate_per_kw, required),