By Emma-Victoria Farr BERLIN (Reuters) – Investcorp has sold its German human resources (HR) software management firm softgarden to Poland’s Grupa Pracuj for around 120 million euros ($125 million), Hazem Ben-Gacem, Investcorp’s co-chief executive officer told Reuters. The sale marks a three times return on investment for Bahrain-based Investcorp, which bought its controlling stake in softgarden in 2018, Ben-Gacem said on the sidelines of the SuperReturn conference in Berlin. The scope of human resources at companies has changed in recent years with an increased use of temporary labour, as wel…