remove unused variables

KeyboardioFirmware.h

@@ -36,10 +36,6 @@ char y;
 
 byte matrixState[ROWS][COLS];
 
-byte charsBeingReported[KEYS_HELD_BUFFER]; // A bit vector for the 256 keys we might conceivably be holding down
-byte charsReportedLastTime[KEYS_HELD_BUFFER]; // A bit vector for the 256 keys we might conceivably be holding down
-
-
 long reporting_counter = 0;
 byte primary_keymap = 0;
 byte temporary_keymap = 0;