chore: prepare release 1.13.0 (#518)

> [!IMPORTANT]
> Merging this PR will create a new release.

## Features

* Add ability to click on usernames in member and state events to view
user info ([#536](#536) by
@thundertheidiot)
* Add black theme ([#437](#437)
by @Elec3137)
* added a limited compatibility with `pk;member` commands
([#550](#550) by @dozro)
* Add /location sharing command, and a /sharemylocation command.
([#509](#509) by @nushea)
* added option to use shorthands to send a message with a Persona, for
example `✨:test` ([#550](#550)
by @dozro)
* Add quick reply keybinds by using <kbd>ctrl</kbd>+<kbd>up</kbd> /
<kbd>ctrl</kbd>+<kbd>down</kbd> you can now cycle through the message
you are replying to with keybinds
([#524](#524) by @CodeF53)
* Adds a `/html` command to send HTML messages
([#560](#560) by @Vespe-r)
* Add room abbreviations with hover tooltips: moderators define
term/definition pairs in room settings; matching terms are highlighted
in messages. ([#514](#514) by
@Just-Insane)
* Add support for timestamps, playlists and youtube music links for the
youtube embeds ([#534](#534) by
@thundertheidiot)
* Add settings sync across devices via Matrix account data, with JSON
export/import ([#515](#515) by
@Just-Insane)

## Fixes

* Add detailed error messages to forwarding failures.
([#532](#532) by @7w1)
* Cap unread badge numbers at `1k+`, and something extra :)
([#484](#484) by @hazre)
* Fix scroll-to-bottom after room navigation, timeline pagination
reliability, and URL preview deduplication.
([#529](#529) by @Just-Insane)
* Fixes the most recent pmp message in encrypted rooms not consistently
rendering the pmp and not grouping with previous pmps.
([#526](#526) by @7w1)
* fixed sending sticker and attachments while having a persona selected
([#525](#525) by @dozro)
* Fix push notifications missing sender/room avatar and showing stale
display names when using event_id_only push format.
([#551](#551) by @Just-Insane)
* Sanitize formatted reply previews before rendering to prevent unsafe
HTML from being parsed in reply snippets.
([#569](#569) by @Just-Insane)
* Fix broken link to Sliding Sync known issues — now points to
#39 instead of the old repository.
([#519](#519) by @Just-Insane)
* Fix service worker authenticated media requests returning 401 errors
after SW restart or when session data is missing/stale.
([#516](#516) by @Just-Insane)
* rephrased the command describtion for `/usepmp` and made `/usepmp
reset` actually reset the room association of the pmp
([#550](#550) by @dozro)
* Fix confusing ui with `Client Side Embeds in Encrypted Rooms` setting
([#535](#535) by
@thundertheidiot)
* fix forwarding metadata by removing the `null` value
([#540](#540) by @dozro)
* fix forwarding issue for users on synapse homeservers, by removing the
relation ([#558](#558) by
@dozro)
* fixed the syntax issues regarding `/addpmp` and `usepmp` (note that
the syntax for `/usepmp` has changed)
([#550](#550) by @dozro)
* fix the display of jumbo emojis on messages sent with a persona
([#530](#530) by @dozro)
* Fix sidebar notification badge positioning so unread and unverified
counts align consistently.
([#484](#484) by @hazre)
* Use the browser's native compact number formatting for room and member
counts. ([#484](#484) by
@hazre)
* fix(sentry): scrub percent-encoded Matrix IDs and opaque base64url
tokens from Sentry URLs
([#531](#531) by @Just-Insane)

## Notes

* new/changed bios will now also be saved in the format MSC4440 expects
([#559](#559) by @dozro)
* moved the setting for filtering pronouns by language from experimental
to the appearance setting
([#521](#521) by @dozro)

Author: 7w1