RUBY-639 raise OperationTimeout on ssl socket connect timeout

Author: estolfo

lib/mongo/util/ssl_socket.rb

@@ -67,7 +67,7 @@ def initialize(host, port, op_timeout=nil, connect_timeout=nil, opts={})
 
     def connect
       if @connect_timeout
-        Timeout::timeout(@connect_timeout, ConnectionTimeoutError) do
+        Timeout::timeout(@connect_timeout, OperationTimeout) do
           @socket.connect
         end
       else