opreturn is no longer a valid json key in z_sendmany

src/wallet/rpcwallet.cpp

@@ -5198,11 +5198,6 @@ UniValue z_sendmany(const UniValue& params, bool fHelp, const CPubKey& mypk)
         //    throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Extreme Privacy! You must send to a zaddr");
         //}
 
-        UniValue this_opret = find_value(o, "opreturn");
-        if (!this_opret.isNull()) {
-            opretValue = this_opret;
-        }
-
         // Create the CScript representation of the OP_RETURN
         if (!opretValue.isNull()) {
             opret << OP_RETURN << ParseHex(opretValue.get_str().c_str());