fix extrema cannot display correctly when there are multiple values with same step in scalar page (#981)

* chore: update dependencies

* fix(scalar): cannot display minmax values when more then 1 point in same step

* chore: update snowpack to 3.0

* chore: update snowpack to 3.0

* rename pages to remove trailing 's'

* feat: navbar support dropdown menu

* feat: audio sample page

* chore: update dependencies

* style: fix lint

* v2.0.0-beta.46

* chore: fix import method

* v2.0.0-beta.47

* chore: remove unused code

* v2.0.0-beta.48

* fix: navbar submenu overflow when hover

* v2.0.0-beta.49