Add context to kcmodule connection to lambdas
Summary:
configModule outlives KCModuleQML.
BUG: 397894
Test Plan: Compiled
Reviewers: Plasma, broulik, bruns
Reviewed By: Plasma, broulik, bruns
Subscribers: bruns, kde-frameworks-devel
Tags: Frameworks
Differential Revision: https://phabricator.kde.org/D16594