fix regression of embedlivesample fallback algorithm (mdn#4940)

* fix regression of embedlivesample fallback algorithm

* clone to avoid altering the cheerio DOM

build(deps-dev): bump jsdom from 18.0.1 to 18.1.0 (mdn#4946)

Safari iOS is now a WebExtensions browser (mdn#4942)

Fix German translation of locale note (mdn#4938)

Fix grammatical error in German translation of the inactive locale note.

Fix URL for "Visual formatting model" (mdn#4885)

chore: update h2m zh-* l10n (mdn#4886)

fix: margin bottom on p tags got lost in translation (mdn#4930)

build(deps-dev): bump typescript from 4.3.5 to 4.4.4 (mdn#4789)

add yearly plan to stage build (mdn#4919)

chore: remove babel-loader from dependencies (mdn#4917)