tars up for Plasma 5.11.0

[Jonathan Riddell]

Tars are up for Plasma 5.11.0 on racnoss for packagers to package.

Release is on Tuesday

As with beta new tars are drkonqi and plasma-vault.  Plasma vault has
runtime dep on encfs.  powerdevil has ddcutil dependency turned off on
advise of the author.

Do have a look over announce and changelog for things to fix up

https://www.kde.org/info/plasma-5.11.0.php
https://www.kde.org/announcements/plasma-5.10.5-5.11.0-changelog.php
https://www.kde.org/announcements/plasma-5.11.0.php

Plasma devs: any last minute bug fixes ask me for a re-roll of tars.

Errata https://community.kde.org/Plasma/5.11_Errata (this page hasn't
seen much love though so any review welcome).

Jonathan