resolve boards.OLIMEX_LIME2 error

Author: brentru

adafruit_platformdetect/board.py

@@ -992,7 +992,7 @@ def any_nxp_navq_board(self) -> bool:
     @property
     def any_olimex_lime2_board(self):
         """Check whether the current board is any Pine64 device."""
-        return self.id in boards.OLIMEX_LIME2
+        return self.id in boards._OLIMEX_LIME2
 
     @property
     def any_repka_board(self):