* Move current click handler to legend title

* Add `onToggleSeriesVisibility` prop to `Legend`

* Update `LegendItemDot` component

* Update `LegendItemTitle`

* Toggle series visibility

* Fix hover effect

* Don't let to hide the last visible series

* Add `visible` property to `BaseSeriesModel`

* Fix dangling split axis label when hiding a series

* Update `graph.series_order` viz setting widget

* Fix can't toggle series visibility from legend popover

* Fix legend dot clipped by `overflow: hidden`

* Fix eslint error

* Fix legend popover scroll

* Add unit tests

* Add e2e tests

* Fix show/hide series for scatter charts

* Default `LegendItemDot` to visible state

* Only apply legend dot hover effect if there's a click handler

* Don't allow to remove the last series in `ChartSettingSeriesOrder`

* Fix tooltip performance drop

* Fix e2e tests around `series_order` viz setting widget

* Use `text-medium` for outer circle background

* Update dot style

* tweak inner circle color

* Update copy

* Use div instead of button if can't toggle visibility

* Fix legend layout issue

* Don't show trendlines for hidden series

* Fix missing prop value

* Disable visibility toggle outside of dashboard/qb view

* Add public dashboard test

* Add tooltip footer e2e helpers

* Fix chart tooltip shows hidden series data

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Co-authored-by: Kyle Doherty <5248953+kdoh@users.noreply.github.com>