example nr 1 changed temp readout to Celsius

Now example adafruit#1 displays the temperature in degrees Celsius while example adafruit#2 displays the temperature in degrees Fahrenheit.

Author: PaulskPt

examples/hotplug_sensor_examples/displayio_layout_tab_layout_hotplug_ext_rtc_temp_sensor_test.py

@@ -207,7 +207,7 @@ def list(self):
 myVars.write("use_usa_notation", True)
 myVars.write("use_ntp", False)
 myVars.write("content_sensor_idx", None)
-myVars.write("temp_in_fahrenheit", True)
+myVars.write("temp_in_fahrenheit", False)
 # -------------------------------------------------------------------------
 if myVars.read("my_debug"):
     # print list of all variables in myVars