Add support for favorites and recent files; Update webdav library

package.json

packages/file-handling/README.md

packages/file-handling/package.json

packages/file-handling/src/file-sink.js

packages/file-handling/src/file-source.js

packages/file-handling/src/i18n/de/translation.json

packages/file-handling/src/i18n/en/translation.json

packages/file-handling/src/nextcloud-file-picker.js

yarn.lock