Translate more strings on static embed with `#locale` (#49868)

* Fix smartscalar texts to use user locale

* Fix Pie chart texts to use user locale

* Fix line chart tooltip texts to use user locale

* Add trend chart assertions

* Add pie chart assertions

* Add line chart other series tooltip assertions

* Update frontend/src/metabase/visualizations/echarts/pie/constants.ts

Co-authored-by: Nicolò Pretto <info@npretto.com>

* Fix failed E2E tests

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Co-authored-by: Nicolò Pretto <info@npretto.com>