test: setup common stability and robustness properties tracking

lib/volatility/bbwn/Bbwn.Quantower.Tests.cs

@@ -214,4 +214,4 @@ public class BbwnIndicatorTests
         Assert.Contains("github.com", indicator.SourceCodeLink, StringComparison.Ordinal);
         Assert.Contains("Bbwn.Quantower.cs", indicator.SourceCodeLink, StringComparison.Ordinal);
     }
-}
+}

lib/volatility/bbwn/Bbwn.Tests.cs

@@ -485,4 +485,4 @@ public class BbwnTests
 
         Assert.Equal(result1.Value, result3.Value, Tolerance);
     }
-}
+}

lib/volatility/bbwn/Bbwn.Validation.Tests.cs

@@ -176,4 +176,4 @@ public class BbwnValidationTests
         Assert.Equal(multiplier, bbwn.Multiplier);
         Assert.Equal(lookback, bbwn.Lookback);
     }
-}
+}