Added disconnect method to command.rb

Author: Royce Davis

modules/auxiliary/admin/smb/command.rb

@@ -66,6 +66,7 @@ def run_host(ip)
 				o = get_output(smbshare, ip, text)
 			end
 			cleanup_after(smbshare, ip, text, bat)
+			disconnect
 		end
 	end