Update Mesa easyblock to use not use removed swrast as gallium driver for Mesa versions >= 25.x#3790

boegel merged 2 commits intoeasybuilders:developeasybuilders/easybuild-easyblocks:developfrom

Micket:20250619233344_new_pr_mesaMicket/easybuild-easyblocks:20250619233344_new_pr_mesaCopy head branch name to clipboard