Fixed time imports that were accidentally removed

Author: evaherrada

examples/adafruit_io_mqtt/adafruit_io_simpletest_eth.py

@@ -5,6 +5,7 @@
 # Example of using the Adafruit IO CircuitPython MQTT client
 # to subscribe to an Adafruit IO feed and publish random data
 # to be received by the feed.
+import time
 from random import randint
 
 import board

examples/adafruit_io_simpletest.py

@@ -5,6 +5,7 @@
 # Example of using the Adafruit IO CircuitPython MQTT client
 # to subscribe to an Adafruit IO feed and publish random data
 # to be received by the feed.
+import time
 from random import randint