Instance updated to v2.9.2

Changelog:
v2.9.1:
https://github.com/tootsuite/mastodon/releases/tag/v2.9.1
✴️ Add moderation API
✴️ Add audio uploads
✴️ Support for subdomain blocks
✴️ Several fixes (media, layout, API, sanitizer, scrolling, ...)

v2.9.2:
https://github.com/tootsuite/mastodon/releases/tag/v2.9.2
✴️ API: Add short_description and approval_required to GET /api/v1/instance
✴️ Change camera icon to paperclip icon in upload form
✴️ Fix audio-only OGG and WebM files not being processed as such
✴️ Fix audio not being downloaded from remote servers

#mastodon #update