D23221: Get rid of deprecated QSignalMapper() in KGoldRunner

[Yuri Chornoivan]

yurchor created this revision.
yurchor added a reviewer: KDE Games.
Herald added a subscriber: kde-games-devel.
yurchor requested review of this revision.

REVISION SUMMARY
  QSignalMapper() is deprecated
  
  https://build.kde.org/job/Applications/job/kgoldrunner/job/kf5-qt5%20FreeBSDQt5.13/6/warnings12Result/category.2119183113/
  
  this patch replaces it with lambdas.

TEST PLAN
  1. Compile, install and run KGoldRunner.
  2. Start a game and select all menu items in the "Game", "Edit", and "settings" menus.

REPOSITORY
  R396 KGoldrunner

BRANCH
  master

REVISION DETAIL
  https://phabricator.kde.org/D23221

AFFECTED FILES
  src/kgoldrunner.cpp
  src/kgoldrunner.h

To: yurchor, #kde_games
Cc: kde-games-devel
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