test: setup common stability and robustness properties tracking

lib/cycles/ebsw/Ebsw.Quantower.Tests.cs

@@ -383,4 +383,4 @@ public class EbswIndicatorTests
         // Should have multiple zero crossings for oscillating price
         Assert.True(crossings >= 3, $"Should have multiple zero crossings, got {crossings}");
     }
-}
+}

lib/cycles/ebsw/Ebsw.Tests.cs

@@ -505,4 +505,4 @@ public class EbswTests
     }
 
     #endregion
-}
+}

lib/cycles/ebsw/Ebsw.Validation.Tests.cs

@@ -559,4 +559,4 @@ public class EbswValidationTests
         int finiteCount = values.Count(v => double.IsFinite(v));
         Assert.True(finiteCount > 100, $"Expected >100 finite values, got {finiteCount}");
     }
-}
+}