consumer_control: Add press and release

Adds support for pressing and releasing the consumer control code

Author: JPEWdev

adafruit_hid/consumer_control.py

@@ -61,7 +61,13 @@ def send(self, consumer_code):
             # Advance to next track (song).
             consumer_control.send(ConsumerControlCode.SCAN_NEXT_TRACK)
         """
+        self.press(consumer_code)
+        self.release()
+
+    def press(self, consumer_code):
         struct.pack_into("<H", self._report, 0, consumer_code)
         self._consumer_device.send_report(self._report)
+
+    def release(self):
         self._report[0] = self._report[1] = 0x0
         self._consumer_device.send_report(self._report)