fdo#82088: changed namespace from utl to css::util
fdo#82088: changed namespace from utl to css::util

- edit: deleted redefined css (alrdy global)

Change-Id: I2e1b0a3d71ef25fdca2a56094283ed076e5cdd30
Reviewed-on: https://gerrit.libreoffice.org/11171
Reviewed-by: Miklos Vajna <16f13092e03e3d9e997de904d0f86cc803fb6ef7@collabora.co.uk>
Tested-by: Miklos Vajna <16f13092e03e3d9e997de904d0f86cc803fb6ef7@collabora.co.uk>

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core