docs: remove links to old docs #1163

Job	Run time
main image (silverblue, 38, nokmods)	9m 52s
main image (silverblue, 38, kmods)	9m 15s
main image (silverblue, 39, nokmods)	2m 48s
main image (kinoite, 38, nokmods)	3m 29s
main image (kinoite, 38, kmods)	5m 50s
main image (kinoite, 39, nokmods)	3m 0s
main image (sericea, 38, nokmods)	3m 13s
main image (sericea, 38, kmods)	5m 36s
main image (sericea, 39, nokmods)	2m 44s
main image (onyx, 39, nokmods)	5m 56s
main image (base, 38, nokmods)	3m 12s
main image (base, 38, kmods)	7m 48s
main image (base, 39, nokmods)	2m 40s
main image (lxqt, 38, nokmods)	3m 48s
main image (lxqt, 38, kmods)	13m 23s
main image (lazurite, 39, nokmods)	2m 45s
main image (mate, 38, nokmods)	4m 24s
main image (mate, 38, kmods)	7m 22s
main image (mate, 39, nokmods)	3m 51s
main image (vauxite, 38, nokmods)	4m 8s
main image (vauxite, 38, kmods)	14m 19s
main image (vauxite, 39, nokmods)	3m 17s
Check all builds successful	1s
	2h 2m 41s

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