ThemeChooser: change error message

because now there is a 'Apply anyway' button

ps1: initial changes to English

ps2: resources and \u2026

ps3: fix all other languages

ps4/5: fix for NL

ps6: fix for DA

ps7: fix for HU

Change-Id: Iea073397a1b887b1b249946f90e1f37cb0a635c6