Add Unit: atm·cm³/s (Atmosphere Cubic Centimeters per Second) (#1570)

This PR adds the atm·cm³/s unit (in LeakRate), commonly used in
engineering for gas leak rate measurements.
It represents the flow of 1 cm³/s of gas under 1 atmosphere of pressure
differential.

Author: n-tiz

Common/UnitDefinitions/LeakRate.json

@@ -55,6 +55,20 @@
           ]
         }
       ]
+    },
+	{
+      "SingularName": "AtmCubicCentimeterPerSecond",
+      "PluralName": "AtmCubicCentimetersPerSecond",
+	  "FromUnitToBaseFunc": "{x} / (1e6 / 101325)",
+	  "FromBaseToUnitFunc": "{x} * (1e6 / 101325)",
+      "Localization": [
+        {
+          "Culture": "en-US",
+          "Abbreviations": [
+            "atm·cm³/s"
+          ]
+        }
+      ]
     }
   ]
 }

Common/UnitEnumValues.g.json

@@ -1794,7 +1794,8 @@
     "MillibarLiterPerSecond": 7,
     "PascalQubicMeterPerSecond": 1,
     "TorrLiterPerSecond": 4,
-    "PascalCubicMeterPerSecond": 2
+    "PascalCubicMeterPerSecond": 2,
+    "AtmCubicCentimeterPerSecond": 10
   },
   "AbsorbedDoseOfIonizingRadiation": {
     "Centigray": 6,

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

@@ -25,6 +25,8 @@ public class LeakRateTests : LeakRateTestsBase
     {
         protected override double PascalCubicMetersPerSecondInOnePascalCubicMeterPerSecond => 1;
 
+        protected override double AtmCubicCentimetersPerSecondInOnePascalCubicMeterPerSecond => 9.8692326671601;
+
         protected override double MillibarLitersPerSecondInOnePascalCubicMeterPerSecond => 10;
 
         protected override double TorrLitersPerSecondInOnePascalCubicMeterPerSecond => 7.5;