D24930: Fix warnings "implicitly-declared Rect& Rect::operator=(const Rect&) is deprecated" from GCC 9

[Albert Astals Cid]

aacid accepted this revision.
This revision is now accepted and ready to land.

REPOSITORY
  R331 Kig

BRANCH
  master

REVISION DETAIL
  https://phabricator.kde.org/D24930

To: yurchor, #kde_edu, aacid
Cc: aacid, kde-edu, narvaez, apol
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