D14435: Fix KTimeComboBox input mask for AM/PM times

[Glenn Watson]

glennw added reviewers: cfeck, mlaurent.

REPOSITORY
  R236 KWidgetsAddons

REVISION DETAIL
  https://phabricator.kde.org/D14435

To: glennw, cfeck, mlaurent
Cc: kde-frameworks-devel, michaelh, ngraham, bruns