Revert "Update the last set of items (comments) so that they reference SshNet.Session.InfiniteTimeSpan"

This reverts commit ee774a3.

Author: matthewvukomanovic

src/Renci.SshNet/NetConfClient.cs

@@ -21,8 +21,8 @@ public class NetConfClient : BaseClient
         /// Gets or sets the operation timeout.
         /// </summary>
         /// <value>
-        /// The timeout to wait until an operation completes. The default value is <see cref="SshNet.Session.InfiniteTimeSpan"/>
-        /// , which indicates an infinite time-out period.
+        /// The timeout to wait until an operation completes. The default value is negative
+        /// one (-1) milliseconds, which indicates an infinite time-out period.
         /// </value>
         public TimeSpan OperationTimeout { get; set; }
 

src/Renci.SshNet/ScpClient.cs

@@ -21,8 +21,8 @@ public partial class ScpClient : BaseClient
         /// Gets or sets the operation timeout.
         /// </summary>
         /// <value>
-        /// The timeout to wait until an operation completes. The default value is <see cref="SshNet.Session.InfiniteTimeSpan"/>
-        /// , which indicates an infinite time-out period.
+        /// The timeout to wait until an operation completes. The default value is negative
+        /// one (-1) milliseconds, which indicates an infinite time-out period.
         /// </value>
         public TimeSpan OperationTimeout { get; set; }
 

src/Renci.SshNet/SftpClient.cs

@@ -37,8 +37,8 @@ public class SftpClient : BaseClient
         /// Gets or sets the operation timeout.
         /// </summary>
         /// <value>
-        /// The timeout to wait until an operation completes. The default value is <see cref="SshNet.Session.InfiniteTimeSpan"/>
-        /// , which indicates an infinite time-out period.
+        /// The timeout to wait until an operation completes. The default value is negative
+        /// one (-1) milliseconds, which indicates an infinite timeout period.
         /// </value>
         /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
         public TimeSpan OperationTimeout