[Language KCM] Wrap the label text
Summary:
This way the text doesn't get cut off the screen on at least the
PinePhone
Test Plan:
- Open the Language KCM on a small screen without this patch
- Open the Language KCM on a small screen with this patch
Reviewers: davidedmundson
Reviewed By: davidedmundson
Subscribers: plasma-devel
Tags: Plasma
Differential Revision: https://phabricator.kde.org/D27781