Add core/fallback encoder behaviour (#20320)

keyboards/handwired/daskeyboard/daskeyboard4/daskeyboard4.c

@@ -1,19 +0,0 @@
-// Copyright 2022 Commander1024 (@Commander1024)
-// SPDX-License-Identifier: GPL-2.0-or-later
-#include "quantum.h"
-
-// rotary encoder
-#ifdef ENCODER_ENABLE
-bool encoder_update_kb(uint8_t index, bool clockwise) {
-    if (!encoder_update_user(index, clockwise)) {
-        return false;
-    }
-    // Volume control
-    if (clockwise) {
-        tap_code(KC_VOLD);
-    } else {
-        tap_code(KC_VOLU);
-    }
-    return true;
-};
-#endif