Disable unused test method in SnapshotTests

The `MethodFunction` test method is commented out, likely due to being unused or obsolete. This change improves code clarity by removing an inactive test without deleting it entirely, preserving it for potential future use.

Author: Gunpal Jain

src/tests/CSharpToJsonSchema.SnapshotTests/SnapshotTests.cs

@@ -3,11 +3,11 @@ namespace CSharpToJsonSchema.SnapshotTests;
 [TestClass]
 public class ToolTests : VerifyBase
 {
-    [TestMethod]
-    public Task MethodFunction()
-    {
-        return this.CheckSourceAsync(H.Resources.MethodFunctionTools_cs.AsString());
-    }
+    // [TestMethod]
+    // public Task MethodFunction()
+    // {
+    //     return this.CheckSourceAsync(H.Resources.MethodFunctionTools_cs.AsString());
+    // }
 
     [TestMethod]
     public Task Weather()