[kcms/icons] Fix i18n usage
The code uses I18N_NOOP but doesn't actually call i18n later as needed.
However we don't really need the I18N_NOOP and can use the regular i18n
The code uses I18N_NOOP but doesn't actually call i18n later as needed.
However we don't really need the I18N_NOOP and can use the regular i18n