Serbian latin (sr-Latn) is generated automatically from Serbian (sr) translation. Also changed some wording in original (Serbian) translation.

* Adding Serbian translation

* i18n-tasks normalize

This version has a transparent background, which works better with the
wave.

This uses (more or less) absolute references to external assets, which
allows imported stylesheets (like components.scss) to work from other
locations that may not have the expected path structure (e.g. the win95
theme).

Relates to #6125, #6099

Getting Started column obtained many links, and it became much taller.
Because of its height, Getting Started column required long scrolling on
devices with small screen, such as 4 inch phones and 10 inch laptops.

This change moves the mastodon which took large space on the column to
drawer column. The drawer column has only the compose form and has more
space.

* removed references to hideOnMobile in column_link and getting_started

* add mute, block, conversationMute actions to detailed status dropdown (fixes #1226)

* remove unused withDismiss in detailed status

* Add aria-autocomplete='list' in Textaria

ref: https://www.w3.org/TR/wai-aria-1.1/#aria-autocomplete

* Make detect empty string brefore assign upload description

* Change code elements in keyboard-shortcuts component to kbd

* Add validation for onMuteNotifications

* Reduce motion for boost animation

Fixes #5833

* Fix ternary expression

* Remove onSave method in mapped properties for column_settings

* Make web_push_subscription.register an action

* removed references to hideOnMobile in column_link and getting_started

* move keyboard shortcuts back below blocked users

* Add aria-autocomplete='list' in Textaria

ref: https://www.w3.org/TR/wai-aria-1.1/#aria-autocomplete

* Make detect empty string brefore assign upload description

* Change code elements in keyboard-shortcuts component to kbd

* Update Korean translation

* Translate Korean for javascript

* Add missing translations on simple_form

* Add Slovak translation

* Slovak translation: i18n-normalize