nimble/ll: Remove unused function
This is leftover after removed code that used this callback.
@@ -1568,22 +1568,6 @@ ble_ll_conn_auth_pyld_timer_cb(struct ble_npl_event *ev)
ble_ll_conn_auth_pyld_timer_start(connsm);
}
-void
-ble_ll_conn_rd_features_timer_cb(struct ble_npl_event *ev)
-{
- struct ble_ll_conn_sm *connsm;
-
- connsm = (struct ble_ll_conn_sm *)ble_npl_event_get_arg(ev);
-
- if (!connsm->csmflags.cfbit.pending_hci_rd_features ||
- !connsm->csmflags.cfbit.rxd_features) {
- return;
- }
-
- ble_ll_hci_ev_rd_rem_used_feat(connsm, BLE_ERR_SUCCESS);
- connsm->csmflags.cfbit.pending_hci_rd_features = 0;
-}
-
/**
* Start (or restart) the authenticated payload timer
*
