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)

package.json

@@ -1,6 +1,6 @@
 {
   "name": "pairdrop",
-  "version": "1.11.0",
+  "version": "1.11.1",
   "type": "module",
   "description": "",
   "main": "server/index.js",