Use ToDouble() instead of ToInt32() for double type variable

The variable num2 is of type double, but the code was using ToInt32() to convert it. This can lead to potential loss of precision or rounding errors. The method should be updated to use ToDouble() to properly handle the double type.

Author: cmkaya

docs/get-started/csharp/tutorial-console.md

@@ -395,7 +395,7 @@ Let's change the code to handle this error. In *Program.cs*, replace the code fo
                 while (num2 == 0)
                 {
                     Console.WriteLine("Enter a non-zero divisor: ");
-                    num2 = Convert.ToInt32(Console.ReadLine());
+                    num2 = Convert.ToDouble(Console.ReadLine());
                 }
                 Console.WriteLine($"Your result: {num1} / {num2} = " + (num1 / num2));
                 break;