Release v0.25.0: Multiple account management

Adds user-agent header to OkHttpClient requests for NIP-05 Verifications by @maxmoney21m
Adds Multiple account management by @maxmoney21m
Replaces mlkit with zxing QR scanner by @maxmoney21m
Adds a way to remember feed positioning @maxmoney21m
Adds Robohash profile generation using SVGs by @maxmoney21m
Adds quick action menu in chats and threads by @maxmoney21m
Updated Dutch translations by @matata2140 and @Bardesss
Corrects identity claim for mastodon by @h3y6e
Corrects translation files by @akiomik
Refactorings by @Chemaclass and @kappaseijin