Add SquareMillimeterKelvinsPerWatt to ThermalInsulance (#1561)

- Add SquareMillimeterKelvinsPerWatt to ThermalInsulance

Related discussion:
[#1558](#1558)

Co-authored-by: Andrew Meservy <meservy@nanotest.eu>

Author: andrewmeservy

Common/UnitDefinitions/ThermalInsulance.json

@@ -66,6 +66,18 @@
         }
       ]
     },
+    {
+      "SingularName": "SquareMillimeterKelvinPerWatt",
+      "PluralName": "SquareMillimeterKelvinsPerWatt",
+      "FromUnitToBaseFunc": "{x} * 0.001",
+      "FromBaseToUnitFunc": "{x} / 0.001",
+      "Localization": [
+        {
+          "Culture": "en-US",
+          "Abbreviations": [ "mm²K/W" ]
+        }
+      ]
+    },
     {
       "SingularName": "SquareCentimeterHourDegreeCelsiusPerKilocalorie",
       "PluralName": "SquareCentimeterHourDegreesCelsiusPerKilocalorie",

Common/UnitEnumValues.g.json

@@ -2005,6 +2005,7 @@
     "SquareCentimeterKelvinPerWatt": 7,
     "SquareMeterDegreeCelsiusPerWatt": 3,
     "SquareMeterKelvinPerKilowatt": 5,
-    "SquareMeterKelvinPerWatt": 4
+    "SquareMeterKelvinPerWatt": 4,
+    "SquareMillimeterKelvinPerWatt": 13
   }
 }

UnitsNet.NanoFramework/GeneratedCode/Quantities/SpecificWeight.g.cs

@@ -30,6 +30,7 @@ public class ThermalInsulanceTests : ThermalInsulanceTestsBase
        protected override double SquareMeterDegreesCelsiusPerWattInOneSquareMeterKelvinPerKilowatt => 1e-3;
        protected override double SquareMeterKelvinsPerKilowattInOneSquareMeterKelvinPerKilowatt => 1;
        protected override double SquareMeterKelvinsPerWattInOneSquareMeterKelvinPerKilowatt => 0.001;
+       protected override double SquareMillimeterKelvinsPerWattInOneSquareMeterKelvinPerKilowatt => 1000;
 
        [Fact(Skip = "See about changing the BaseUnit to SquareMeterKelvinPerWatt")]
        public override void BaseUnit_HasSIBase()