plasma-desktop - en to ie translation catalogue (4 entries)

[ctx: @label for assigning an action to a numbered button]
en: Extra Button %1:
ie: Extra buton %1:

[ctx: @action:button]
en: Cancel
ie: Anullar

[ctx: Slower Scroll]
en: Slower
ie: Plu lent

[ctx: Faster Scroll Speed]
en: Faster
ie: Plu rapid
