[Core] Pointing Device Automatic Mouse Layer (#17962)

Co-authored-by: Drashna Jaelre <[email protected]>
Co-authored-by: Stefan Kerkmann <[email protected]>

quantum/quantum.c

@@ -271,6 +271,9 @@ bool process_record_quantum(keyrecord_t *record) {
 #endif
 #if defined(VIA_ENABLE)
             process_record_via(keycode, record) &&
+#endif
+#if defined(POINTING_DEVICE_ENABLE) && defined(POINTING_DEVICE_AUTO_MOUSE_ENABLE)
+            process_auto_mouse(keycode, record) &&
 #endif
             process_record_kb(keycode, record) &&
 #if defined(SECURE_ENABLE)