tests/extmod: Fix access of RTC class in machine.RTC test.

dpgeorge · dpgeorge · commit ca6aed7649ad · 2024-10-24T16:29:43.000+11:00
This previously passed on some targets that automatically import the
`machine` module in `boot.py`.

Signed-off-by: Damien George &lt;damien@micropython.org&gt;
diff --git a/tests/extmod/machine_rtc.py b/tests/extmod/machine_rtc.py
@@ -6,7 +6,7 @@
     print("SKIP")
     raise SystemExit
 
-rtc = machine.RTC()
+rtc = RTC()
 
 # Save datetime.
 orig_datetime = rtc.datetime()
