aa-592: checked voting type

Author: CynepHy6

src/system/contracts/UpdateSysParam.sim

@@ -19,7 +19,10 @@ contract UpdateSysParam {
         if prev != "@1VotingDecisionCheck" {
             error LangRes("@1contract_start_votingdecisioncheck_only", "en")
         }
-        $voting = DBFind("@1votings").Where({ecosystem:$ecosystem_id, id: $VotingId }).Columns("voting->type_decision,flags->success").Row()
+        $voting = DBFind("@1votings").Where({ecosystem:$ecosystem_id, id: $VotingId }).Columns("voting->type_decision,flags->success,voting->type").Row()
+        if Int($voting["voting.type"]) != 2 {
+            error LangRes("@1voting_type_invalid", "en")
+        }
         if Int($voting["voting.type_decision"]) != 4 {
             error LangRes("@1voting_error_decision", "en")
         }