Show the latest available year for turnover and employees

[Greenheart]

First try the latest year (2023) but otherwise fall back to last available data.

omsättning: 35 000 (2019) anställda 350 (2021)

If no data is available, hide the section entirely.

[Greenheart]

This could potentially be considered resolved by the recent changes in #176 which also affected the company base facts