[Cleanup] Remove Unused Mod Hooks (#2856)

- Removes old `mod_` hooks that have gone unused for years in favor of Lua mods.

zone/client_packet.cpp

@@ -5115,8 +5115,6 @@ void Client::Handle_OP_Consider(const EQApplicationPacket *app)
 		con->faction = FACTION_DUBIOUSLY;
 	}
 
-	mod_consider(t, con);
-
 	QueuePacket(outapp);
 	// only wanted to check raid target once
 	// and need con to still be around so, do it here!
@@ -6204,7 +6202,6 @@ void Client::Handle_OP_EnvDamage(const EQApplicationPacket *app)
 	}
 
 	if (GetHP() <= 0) {
-		mod_client_death_env();
 		Death(0, 32000, SPELL_UNKNOWN, EQ::skills::SkillHandtoHand);
 	}
 	SendHPUpdate();
@@ -8736,10 +8733,6 @@ void Client::Handle_OP_ItemLinkClick(const EQApplicationPacket *app)
 		}
 
 		if (!response.empty()) {
-			if (!mod_saylink(response, silentsaylink)) {
-				return;
-			}
-
 			ChannelMessageReceived(ChatChannel_Say, 0, 100, response.c_str(), nullptr, true);
 
 			if (!silentsaylink) {