libksysguard - en to pl translation catalogue (3 entries)

[ctx: @title %1 is a number]
en: Voltage %1
pl: Napięcie %1

[ctx: @title %1 is a number]
en: Fan %1
pl: Wiatrak %1

[ctx: @title %1 is a number]
en: Temperature %1
pl: Temperatura %1
