disable swipe motions toggle

Add /ignore, fixes #1634

Currently translated at 40.5% (420 of 1037 strings)

Co-authored-by: Tmpod <tom@tmpod.dev>
Translate-URL: https://weblate.nheko.im/projects/nheko/nheko-master/pt_PT/
Translation: Nheko/nheko

Currently translated at 100.0% (1037 of 1037 strings)

Co-authored-by: Integral <integral@murena.io>
Translate-URL: https://weblate.nheko.im/projects/nheko/nheko-master/zh_Hans/
Translation: Nheko/nheko

Allow sticker pack removal

Co-authored-by: DeepBlueV7.X <nicolas.werner@hotmail.de>

flatpak: update gstreamer to 1.22.7

(And shrug losing arms in replies)

More consistent language with similar description strings
Add manpage entry
Add /unignore
Add ignore & decline button in the invite page
Add invite rejection to all ignore methods

Trigger less QEvent::ApplicationPaletteChange

The event seems to be very expensive on certain platform theme plugins.

Fixes #1639