* lib/net/http.rb: handle Errno::ETIMEDOUT in Net::HTTP#transport_request

A patch from casperisfine (Jean byroot Boussier).
  [Fix GH-2012]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66891 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/net/http.rb

@@ -1520,7 +1520,7 @@ module Net   #:nodoc:
       rescue Net::OpenTimeout
         raise
       rescue Net::ReadTimeout, IOError, EOFError,
-             Errno::ECONNRESET, Errno::ECONNABORTED, Errno::EPIPE,
+             Errno::ECONNRESET, Errno::ECONNABORTED, Errno::EPIPE, Errno::ETIMEDOUT,
              # avoid a dependency on OpenSSL
              defined?(OpenSSL::SSL) ? OpenSSL::SSL::SSLError : IOError,
              Timeout::Error => exception