Manually-resolved conflicts:
.circleci/config.yml
app/controllers/accounts_controller.rb
app/controllers/auth/passwords_controller.rb
app/controllers/statuses_controller.rb
app/javascript/packs/public.js
app/models/media_attachment.rb
app/views/stream_entries/_content_spoiler.html.haml
app/views/stream_entries/_media.html.haml
config/locales/en.yml
config/locales/ja.yml
config/locales/pl.yml
lib/mastodon/version.rb
Some content from app/javascript/packs/public.js has been split to
app/javascript/core/settings.js.
Translation strings for glitch-soc's keyword mutes were dropped.
Everything else was mostly “take both”.