Fix failing spec

spec/lib/msf/core/exploit/remote/browser_exploit_server_spec.rb

@@ -267,7 +267,7 @@ describe Msf::Exploit::Remote::BrowserExploitServer do
 
       it 'redirects to the exploit URL' do
         server.should_receive(:send_redirect) do |cli, url|
-          expect(url).to end_with(exploit_page)
+          expect(url).to end_with("#{exploit_page}/")
         end
         server.on_request_uri(cli, request)
       end