Remove TODO

Author: tekktrik

adafruit_ht16k33/bargraph.py

@@ -41,7 +41,7 @@ def __setitem__(self, key: int, value: int) -> None:
         # conditionally turn on green LED
         self._pixel(x + 8, y, value >> 1)
 
-    def fill(self, color: int) -> None:  # TODO: finish annotation
+    def fill(self, color: int) -> None:
         """Fill the whole display with the given color.
 
         :param int color: Whether to fill the display, where 0 is no