kcmkwincompositing - en to bg translation catalogue (2 entries)

note: i18n: ectx: property (text), widget (QLabel, label)
en: Instant
bg: Моментално

note: i18n: ectx: property (text), item, widget (QComboBox, kcfg_glTextureFilter)
en: Accurate
bg: Точно
