datatransfer: don't encode paths using locale
datatransfer: don't encode paths using locale

- as of https://review.jami.net/c/ring-daemon/+/12463 this is not
  required and will break file transfers on windows

Change-Id: I07887c9edfea10d37b9c86a42b257b862d62d903

savoirfairelinux/ring-lrc,savoirfairelinux/ring-lrc,savoirfairelinux/ring-lrc,savoirfairelinux/ring-lrc,savoirfairelinux/ring-lrc