D16344: Do not try to fallback to "less secure" protocols

[Albert Astals Cid]

aacid added subscribers: stikonas, dfaure, carewolf.

REPOSITORY
  R241 KIO

REVISION DETAIL
  https://phabricator.kde.org/D16344

To: aacid
Cc: carewolf, dfaure, stikonas, kde-frameworks-devel, michaelh, ngraham, bruns