Remove deprecated % signs from vue-i18n formatting

Starting with version 10 of the `vue-i18n` package, using % signs in
format strings is considered deprecated. This change removes all
occurrences of % signs from the source code

Change-Id: I0b3057cfc74576bc8b03196437b9879652d26132
Signed-off-by: Glukhov Mikhail <[email protected]>

Author: gluhow