temp: Also plot last raw value

To sanity-check the filtered result, also plot the raw value alongside
it each time.

Misc/Temp-Monitor/temperature_monitor.py

@@ -46,5 +46,5 @@ while True:
     now = time.ticks_ms()
     elapsed = now - last_report
     if elapsed >= 200 or elapsed < 0:
-        print(f"{temperature_filtered:.6f}")
+        print(f"{temperature:.6f},{temperature_filtered:.6f}")
         last_report = now