Increase version to v1.11.1

## Fixes
- Fix PWA install button on chromium based browsers (#383) (Thanks @realchrislovett)
- Fix wrong file extension on chromium based browsers if mime type is not set (#355)

## Languages
- Translations updates from Hosted Weblate (Japanese)

.github/ISSUE_TEMPLATE/bug-report.md

@@ -36,7 +36,7 @@ If applicable, add screenshots to help explain your problem.
 
 **Bug occurs on official PairDrop instance https://pairdrop.net/**
 No | Yes
-Version: v1.11.0
+Version: v1.11.1
 
 **Bug occurs on self-hosted PairDrop instance**
 No | Yes
@@ -44,7 +44,7 @@ No | Yes
 **Self-Hosted Setup**
 Proxy: Nginx | Apache2
 Deployment: docker run | docker compose | npm run start:prod
-Version: v1.11.0
+Version: v1.11.1
 
 **Additional context**
 Add any other context about the problem here.