Bump version on rc file
Summary: Fix issue introduced with D11785 where the new menu item didn't actually appear for existing user accounts because the version wasn't bumped on the rc file.
Test Plan: Color chooser menu now appears at the top of the Settings menu with my existing user account.
Reviewers: Kate, tfjellstrom, dhaumann, cullmann
Reviewed By: Kate, cullmann
Subscribers: kwrite-devel
Tags: Kate
Differential Revision: https://phabricator.kde.org/D14148