Don't test sslv3

Generally people are ceasing to support sslv3 as it has a number of
weaknesses. Lets not test against old busted ciphers.

tests/TestCase/Network/SocketTest.php

@@ -349,12 +349,6 @@ class SocketTest extends TestCase
     public function testEnableCrypto()
     {
         $this->skipIf(!function_exists('stream_socket_enable_crypto'), 'Broken on HHVM');
-        // testing on ssl server
-        $this->_connectSocketToSslTls();
-        $this->assertTrue($this->Socket->enableCrypto('sslv3', 'client'));
-        $this->Socket->disconnect();
-
-        // testing on tls server
         $this->_connectSocketToSslTls();
         $this->assertTrue($this->Socket->enableCrypto('tls', 'client'));
         $this->Socket->disconnect();