v0.4.3

What's Changed

• Bump 3rd_party/marian-dev from 08b1544 to 7e67124 by @dependabot in #372
• JS: Reuse Model registry from firefox-translation-models for test page by @abhi-agg in #377
• JS: Using supervised QE models for available language pairs by @abhi-agg in #378
• Bump 3rd_party/marian-dev from 7e67124 to 844800e by @dependabot in #382
• JS: Update languages & use Intl API for their display names by @jelmervdl in #379
• JS: Fix swap button on test-page by @jerinphilip in #388
• Docs: Pin Jinja2 to last known working version by @jerinphilip in #389
• Bump version to 0.4.3 by @abhi-agg in #392

Full Changelog: v0.4.2...v0.4.3