Normalizes trailing spaces in samples, Part 1 (dotnet#4119)

Author: nxtn

samples/snippets/cpp/VS_Snippets_Remoting/ChannelServices_GetChannel/CPP/ChannelServices_GetChannel_Share.cs

@@ -1,9 +1,9 @@
 /*
    This program implments the remote method which will be called by the
-   client.   
+   client.
 */
 using System;
-namespace RemotingSamples 
+namespace RemotingSamples
 {
    public class HelloServer : MarshalByRefObject
    {

samples/snippets/cpp/VS_Snippets_Remoting/ChannelServices_SyncDispatchMessage/CPP/ChannelServices_SyncDispatchMessage_share.cs

@@ -1,14 +1,14 @@
 /*
-   The class 'PrintServer' is derived from 'MarshalByRefObject' to 
-   make it remotable.  
+   The class 'PrintServer' is derived from 'MarshalByRefObject' to
+   make it remotable.
 */
 using System;
 using System.Runtime.Remoting;
 public class PrintServer : MarshalByRefObject
 {
    public int MyPrintMethod(String myString, double fValue, int iValue)
    {
-      Console.WriteLine("PrintServer.MyPrintMethod {0} {1} {2}", 
+      Console.WriteLine("PrintServer.MyPrintMethod {0} {1} {2}",
          myString, fValue, iValue);
       return iValue;
    }