hsm: Make sure to pass close_info along with the UTXO

The close_info is needed to re-derive the secret key that is supposed
to be used to sign the input spending the output.

Signed-off-by: Christian Decker <decker.christian@gmail.com>

tools/generate-wire.py

@@ -31,6 +31,7 @@ type2size = {
 varlen_structs = [
     'gossip_getnodes_entry',
     'failed_htlc',
+    'utxo',
 ]
 
 class FieldType(object):
@@ -297,7 +298,7 @@ class Message(object):
                 self.print_fromwire_array(subcalls, basetype, f, f.name,
                                           f.num_elems)
             elif f.is_variable_size():
-                subcalls.append("\t//2th case {name}".format(name=f.name))
+                subcalls.append("\t//2nd case {name}".format(name=f.name))
                 subcalls.append('\t*{} = {} ? tal_arr(ctx, {}, {}) : NULL;'
                                 .format(f.name, f.lenvar, f.fieldtype.name, f.lenvar))