fix docs!

Author: brentru

adafruit_wiznet5k/adafruit_wiznet5k_dhcp.py

@@ -120,8 +120,7 @@ def __init__(self, eth, mac_address, timeout=1, timeout_response=1):
     def send_dhcp_message(self, state, time_elapsed):
         """Assemble and send a DHCP message packet to a socket.
         :param int state: DHCP Message state.
-        :param float time_elapsed: Number of seconds elapsed since
-                                   client attempted to acquire/renew a lease.
+        :param float time_elapsed: Number of seconds elapsed since renewal.
 
         """
         # OP