remove mininet pty workaround (fixed upstream)
remove mininet pty workaround (fixed upstream)

mwutzke/faucet,anarkiwi/faucet,trungdtbk/faucet,gizmoguy/faucet,gizmoguy/faucet,REANNZ/faucet,REANNZ/faucet,trungdtbk/faucet,anarkiwi/faucet,trentindav/faucet,mwutzke/faucet,shivarammysore/faucet,faucetsdn/faucet,faucetsdn/faucet,shivarammysore/faucet,trentindav/faucet