Fix typo: Celcius -> Celsius (#1347)

Came across this while working on #1329. I'm afraid it's an API-breaking
change, so maybe it should wait for v6?

Related:
#1200

Author: Muximize

Diff for: Common/UnitDefinitions/TemperatureGradient.json

@@ -25,7 +25,7 @@
     },
     {
       "SingularName": "DegreeCelsiusPerMeter",
-      "PluralName": "DegreesCelciusPerMeter",
+      "PluralName": "DegreesCelsiusPerMeter",
       "BaseUnits": {
         "L": "Meter",
         "Θ": "DegreeCelsius"
@@ -57,7 +57,7 @@
     },
     {
       "SingularName": "DegreeCelsiusPerKilometer",
-      "PluralName": "DegreesCelciusPerKilometer",
+      "PluralName": "DegreesCelsiusPerKilometer",
       "BaseUnits": {
         "L": "Kilometer",
         "Θ": "DegreeCelsius"

Diff for: UnitsNet.NanoFramework/GeneratedCode/Quantities/TemperatureGradient.g.cs

@@ -26,9 +26,9 @@ public class TemperatureGradientTests : TemperatureGradientTestsBase
     {
         protected override bool SupportsSIUnitSystem => true;
 
-        protected override double DegreesCelciusPerKilometerInOneKelvinPerMeter => 1000;
+        protected override double DegreesCelsiusPerKilometerInOneKelvinPerMeter => 1000;
 
-        protected override double DegreesCelciusPerMeterInOneKelvinPerMeter => 1;
+        protected override double DegreesCelsiusPerMeterInOneKelvinPerMeter => 1;
 
         protected override double DegreesFahrenheitPerFootInOneKelvinPerMeter => 0.54864;
 
@@ -37,28 +37,28 @@ public class TemperatureGradientTests : TemperatureGradientTestsBase
         [Fact]
         public void TemperatureDeltaDividedByTemperatureGradientEqualsLength()
         {
-            Length length = TemperatureDelta.FromDegreesCelsius(50) / TemperatureGradient.FromDegreesCelciusPerKilometer(5);
+            Length length = TemperatureDelta.FromDegreesCelsius(50) / TemperatureGradient.FromDegreesCelsiusPerKilometer(5);
             Assert.Equal(length, Length.FromKilometers(10));
         }
 
         [Fact]
         public void TemperatureDeltaDividedByLengthEqualsTemperatureGradient()
         {
             TemperatureGradient temperatureGradient = TemperatureDelta.FromDegreesCelsius(50) / Length.FromKilometers(10);
-            Assert.Equal(5, temperatureGradient.DegreesCelciusPerKilometer);
+            Assert.Equal(5, temperatureGradient.DegreesCelsiusPerKilometer);
         }
 
         [Fact]
         public void LengthMultipliedByTemperatureGradientEqualsTemperatureDelta()
         {
-            TemperatureDelta temperatureDelta = Length.FromKilometers(10) * TemperatureGradient.FromDegreesCelciusPerKilometer(5);
+            TemperatureDelta temperatureDelta = Length.FromKilometers(10) * TemperatureGradient.FromDegreesCelsiusPerKilometer(5);
             Assert.Equal(temperatureDelta, TemperatureDelta.FromDegreesCelsius(50));
         }
 
         [Fact]
         public void TemperatureGradientMultipliedByLengthEqualsTemperatureDelta()
         {
-            TemperatureDelta temperatureDelta = TemperatureGradient.FromDegreesCelciusPerKilometer(5) * Length.FromKilometers(10);
+            TemperatureDelta temperatureDelta = TemperatureGradient.FromDegreesCelsiusPerKilometer(5) * Length.FromKilometers(10);
             Assert.Equal(temperatureDelta, TemperatureDelta.FromDegreesCelsius(50));
         }
     }

Diff for: UnitsNet.NumberExtensions.Tests/GeneratedCode/NumberToTemperatureGradientExtensionsTest.g.cs

@@ -8,7 +8,7 @@ public partial struct TemperatureGradient
         /// <summary>Get <see cref="Length"/> from <see cref="TemperatureDelta"/> divided by <see cref="TemperatureGradient"/>.</summary>
         public static Length operator /(TemperatureDelta left, TemperatureGradient right)
         {
-            return Length.FromKilometers(left.Kelvins / right.DegreesCelciusPerKilometer);
+            return Length.FromKilometers(left.Kelvins / right.DegreesCelsiusPerKilometer);
         }
 
         /// <summary>Get <see cref="TemperatureDelta"/> from <see cref="Length"/> times <see cref="TemperatureGradient"/>.</summary>
@@ -17,7 +17,7 @@ public partial struct TemperatureGradient
         /// <summary>Get <see cref="TemperatureDelta"/> from <see cref="TemperatureGradient"/> times <see cref="Length"/>.</summary>
         public static TemperatureDelta operator *(TemperatureGradient left, Length right)
         {
-            return TemperatureDelta.FromDegreesCelsius(left.DegreesCelciusPerKilometer * right.Kilometers);
+            return TemperatureDelta.FromDegreesCelsius(left.DegreesCelsiusPerKilometer * right.Kilometers);
         }
     }
 }