It is no longer supported since
gitlab-org/gitlab-ui!4934

This fix ensures the legend under the line and
stacked columns charts reacts to changes in the
data or options.

chore(GlCollapseToggleDirective): remove GlCollapseToggleDirective directive

See merge request gitlab-org/gitlab-ui!5058



Merged-by: Peter Hegman <phegman@gitlab.com>
Approved-by: Lorenz van Herwaarden <lvanherwaarden@gitlab.com>
Approved-by: Paul Gascou-Vaillancourt <pgascouvaillancourt@gitlab.com>
Reviewed-by: Lorenz van Herwaarden <lvanherwaarden@gitlab.com>

fix(GlLineChart, GlStackedColumn): Legend is updated on changes

See merge request !5066



Merged-by: Florie Guibert <fguibert@gitlab.com>
Approved-by: Marina Mosti <mmosti@gitlab.com>
Approved-by: Florie Guibert <fguibert@gitlab.com>
Co-authored-by: Miguel Rincon <mrincon@gitlab.com>

## [112.1.1](v112.1.0...v112.1.1) (2025-04-03)

### Bug Fixes

* **GlLineChart, GlStackedColumn:** Legend is updated on changes ([dabba787](dabba787))