plasma-desktop - en to tg translation catalogue (3 entries)

[ctx: @title:window]
en: Create a New Activity
tg: Эҷод кардани фаъолияти нав

[ctx: @info:tooltip]
en: Delete %1 activity
tg: Нест кардани фаъолияти %1

[ctx: @title:window]
en: Delete Activity
tg: Нест кардани фаъолият
