Separate 6KRO and NKRO report structs (#22267)

quantum/action.c

@@ -925,7 +925,7 @@ __attribute__((weak)) void register_code(uint8_t code) {
         // Force a new key press if the key is already pressed
         // without this, keys with the same keycode, but different
         // modifiers will be reported incorrectly, see issue #1708
-        if (is_key_pressed(keyboard_report, code)) {
+        if (is_key_pressed(code)) {
             del_key(code);
             send_keyboard_report();
         }