Fix typo #85

Fix typo #85

Author: atomczak

schema/ifcx-quantity-kinds.tsp

@@ -2,7 +2,7 @@
 enum QuantityKind
 {
     PlaneAngle: "Plane angle";
-    ThermodynamicTemperatue: "Thermodynamic temperature",
+    ThermodynamicTemperature: "Thermodynamic temperature",
     ElectricCurrent: "Electric current",
     Time: "Time",
     Frequency: "Frequency",
@@ -15,4 +15,4 @@ enum QuantityKind
     Energy: "Energy",
     Power: "Power",
     Volume: "Volume",
-}
+}