The GOG devs are aware of the issue and they're looking into it! Just an update : That issue was fixed by GOG sometime yesterday, and I successfully updated in the afternoon.
Laptop Dell G15 5510 : Win 11 x64
CPU - 10th Gen' Core I7 10870H 2.2-5.0ghz, GPU - NVidia Geforce RTX 3060, VRAM 6gb GDDR5,
RAM - 32gb (2x16gb Dual Channel) DDR4 2933mhz Kingston Fury Impact,
SSD - Kioxia M.2 NVME 512gb (System), + Samsung M.2 NVME 970 Evo Plus 1tb (Games).
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