Fix unbounded memory growth.

Before, any call to resize would always double the size of the array.

Author: bgrainger

src/MySqlConnector/Utilities/ResizableArray.cs

@@ -1,3 +1,5 @@
+using System;
+
 namespace MySqlConnector.Utilities
 {
 	/// <summary>
@@ -14,7 +16,7 @@ internal sealed class ResizableArray<T>
 		internal void DoResize(int length)
 		{
 			if (m_array == null || length > m_array.Length)
-				System.Array.Resize(ref m_array, length);
+				System.Array.Resize(ref m_array, Math.Max(length, Count * 2));
 		}
 
 		T[] m_array;

src/MySqlConnector/Utilities/Utility.cs

@@ -238,7 +238,7 @@ public static void Resize<T>(ref ResizableArray<T> resizableArray, int newLength
 		{
 			if (resizableArray == null)
 				resizableArray = new ResizableArray<T>();
-			resizableArray.DoResize(Math.Max(newLength, resizableArray.Count * 2));
+			resizableArray.DoResize(newLength);
 		}
 
 		public static TimeSpan ParseTimeSpan(ReadOnlySpan<byte> value)