Revert "allow ccg in ocg"

This reverts commit a94f9b84.

gframe/deck_manager.cpp

@@ -72,7 +72,7 @@ const std::unordered_map<int, int>* DeckManager::GetLFListContent(int lfhash) {
 	return nullptr;
 }
 int DeckManager::IsGameRuleDisallowed(unsigned char hostInfoRule, unsigned int cardOt) {
-	bool allow_ocg = hostInfoRule == 0 || hostInfoRule == 4 || hostInfoRule == 2; // OCG can be used in OCG and OT duels
+	bool allow_ocg = hostInfoRule == 0 || hostInfoRule == 2; // OCG can be used in OCG and OT duels
 	bool allow_tcg = hostInfoRule == 1 || hostInfoRule == 2; // TCG can be used in TCG and OT duels
 	bool allow_ccg = hostInfoRule == 0 || hostInfoRule == 4 || hostInfoRule == 2; // CCG can be used in OCG, CCG and OT duels
 	if(!allow_ocg && ((cardOt & 0x3) == 0x1))