ui.ycp: Remove more form feed characters (0x0C)

Apparently I overlooked few in e44ac2ad395ac6fc603a0026d0ec0ca107c61de8.
See that commit for more detailed explanation.
Merge pull request #11 from dmajda/remove-more-form-feed-characters-try-2

ui.ycp: Remove more form feed characters (0x0C)