Remove  unused variable.
@@ -114,7 +114,6 @@ void ts_internal_bspline_find_u(const tsBSpline *spline, tsReal u, size_t *k,
size_t *s, jmp_buf buf)
{
const size_t deg = ts_bspline_degree(spline);
- const size_t order = ts_bspline_order(spline);
const size_t num_knots = ts_bspline_num_knots(spline);
const tsReal *knots = ts_internal_bspline_access_knots(spline);
