Fix memory leak when combining paths


Amends 6b389ba998c1aa59a7f5f6bdd359f8335557d834,

Pick-to: 6.12
Change-Id: Ibd670352642c3035cdece77c514b7d9a85c7f2d9
Reviewed-by: Eirik Aavitsland <eirik.aavitsland@qt.io>
commit94e0f8c2f0d71592c0a90f1ec8ce085a32f92e18
parentd5809694ed1f92b81310cdd8e69b4d956b2b75ef
authorEskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@qt.io>
committerEskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@qt.io>
commit timeTue, 11 Aug 2026 12:09:43 +0000