altCellOptionsOverride

pub fn altCellOptionsOverride(self: *const Banded, alt_cell_opts: CellOptions) Banded {
        return .{
            .banding = self.banding,
            .cell_opts = self.cell_opts,
            .alt_cell_opts = self.alt_cell_opts.override(alt_cell_opts),
            .opts = self.opts,
        };
    }