Spendable notes are now locked and 1159 seems to be an irrelevant upstream issue

src/wallet/asyncrpcoperation_sendmany.cpp

@@ -206,8 +206,7 @@ void AsyncRPCOperation_sendmany::main() {
 }
 
 // Notes:
-// 1. #1159 Currently there is no limit set on the number of shielded spends, so size of tx could be invalid.
-// 2. #1277 Spendable notes are not locked, so an operation running in parallel could also try to use them
+// 1. Currently there is no limit set on the number of shielded spends, so size of tx could be invalid.
 bool AsyncRPCOperation_sendmany::main_impl() {
     assert(isfromtaddr_ != isfromzaddr_);