feat(tests): enhance tests with GBM for noise generation and improve tolerance for MAMA validation

feat(trends): implement IDisposable in Bessel and Conv classes to manage event subscriptions
fix(trends): add validation for period and parameters in Kama and MGDI calculations
fix(trends): clamp logarithmic calculations in JMA to avoid -Infinity

lib/trends/dwma/Dwma.Tests.cs

@@ -152,7 +152,7 @@ public class DwmaTests
         double[] output = new double[5];
         double[] wrongSizeOutput = new double[3];
 
-        Assert.Throws<ArgumentException>(() => Dwma.Calculate(source.AsSpan(), output.AsSpan(), 0));
+        Assert.Throws<ArgumentOutOfRangeException>(() => Dwma.Calculate(source.AsSpan(), output.AsSpan(), 0));
         Assert.Throws<ArgumentException>(() => Dwma.Calculate(source.AsSpan(), wrongSizeOutput.AsSpan(), 3));
     }
 

lib/trends/dwma/Dwma.cs

@@ -106,6 +106,9 @@ public sealed class Dwma : AbstractBase
     [MethodImpl(MethodImplOptions.AggressiveInlining)]
     public static void Calculate(ReadOnlySpan<double> source, Span<double> output, int period)
     {
+        if (period <= 0)
+            throw new ArgumentOutOfRangeException(nameof(period), "Period must be greater than zero");
+
         if (source.Length != output.Length)
             throw new ArgumentException("Source and output must have the same length");