Merge pull request #1 from adafruit/missing_pi3b_code

add a missing pi revision code: a02082 for 3B

Author: ladyada

adafruit_platformdetect/board.py

@@ -123,7 +123,7 @@
     RASPBERRY_PI_ZERO: ('900092', '920092', '900093', '920093'),
     RASPBERRY_PI_ZERO_W: ('9000c1',),
     RASPBERRY_PI_2B: ('a01040', 'a01041', 'a21041', 'a22042'),
-    RASPBERRY_PI_3B: ('a22082', 'a32082', 'a52082'),
+    RASPBERRY_PI_3B: ('a02082', 'a22082', 'a32082', 'a52082'),
     RASPBERRY_PI_3B_PLUS: ('a020d3',),
     RASPBERRY_PI_CM3: ('a020a0',),
     RASPBERRY_PI_3A_PLUS: ('9020e0',),