chore: remove unused Fedora 40 workarounds #1856

Job	Run time
build-lumina (41, silverblue)	10m 45s
build-lumina-nvidia (41, silverblue, open)	10m 57s
build-lumina (41, cosmic)	11m 17s
build-lumina-nvidia (41, cosmic, open)	8m 53s
build-lumina (41, kinoite)	11m 48s
build-lumina-nvidia (41, kinoite, open)	12m 28s
build-lumina (stable, silverblue)	10m 21s
build-lumina-nvidia (stable, silverblue, open)	11m 58s
build-lumina (stable, cosmic)	12m 24s
build-lumina-nvidia (stable, cosmic, open)	10m 53s
build-lumina (stable, kinoite)	10m 57s
build-lumina-nvidia (stable, kinoite, open)	13m 17s
check	8s
	2h 16m 6s

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