update libphy.a fix ets_printf boot up with print "phy: phy_version: 355.1, 59464c5, Jun 14 2017, 20:25:06, 0, 2."
update libphy.a fix ets_printf
boot up with print "phy: phy_version: 355.1, 59464c5, Jun 14 2017, 20:25:06, 0, 2."

espressif/esp32-wifi-lib