remove trailing whitespaces; remove dest_vm argument

doc/vm-tools/qvm-copy.rst

@@ -4,18 +4,18 @@ qvm-copy
 
 NAME
 ====
-qvm-copy - copy specified files to specified destination VM
+qvm-copy - copy specified files to a destination VM. Prompt user to select a destination VM.
 
 SYNOPSIS
 ========
-| qvm-copy [--without-progress] dest_vmname file [file]+
+| qvm-copy [--without-progress] file [file]+
 
 OPTIONS
 =======
 --without-progress
     Don't display progress info
-    
-    
+
+
 ==============
 qvm-copy-to-vm
 ==============