ChaosMod: future proof(?) checking logic

at least it *better* than hardcoded weapon hashes now

ChaosMod/Util/Weapon.h

@@ -4,24 +4,8 @@ using Hash = unsigned long;
 
 namespace Util
 {
-	// TODO: Maybe CWeaponInfo has some field which can be checked (instead of hardcoding the weapon hashes)
 	inline bool IsWeaponShotgun(Hash weaponHash)
 	{
-		switch ((long)weaponHash)
-		{
-		case 487013001:
-		case 2017895192:
-		case -1654528753:
-		case -494615257:
-		case -1466123874:
-		case 984333226:
-		case -275439685:
-		case 317205821:
-		case 1432025498:
-		case 94989220:
-			return true;
-		}
-
-		return false;
+		return GET_WEAPONTYPE_GROUP(weaponHash) == "GROUP_SHOTGUN"_hash;
 	}
 }