[refactor] Remove redundant packet size checks

Done with a vim macro, since I didn't want to bother hacking up a
multi-line deletion script in sed or awk (or Python).

src/Eggs.cpp

@@ -149,9 +149,6 @@ void Eggs::npcDataToEggData(sNPCAppearanceData* npc, sShinyAppearanceData* egg)
 }
 
 static void eggPickup(CNSocket* sock, CNPacketData* data) {
-    if (data->size != sizeof(sP_CL2FE_REQ_SHINY_PICKUP))
-        return; // malformed packet
-
     sP_CL2FE_REQ_SHINY_PICKUP* pickup = (sP_CL2FE_REQ_SHINY_PICKUP*)data->buf;
     Player* plr = PlayerManager::getPlayer(sock);