fix(smerel): bump changelog to 8.0.0 #401

Job	Run time
discover-scenarios	3s
test (almalinux-9)	1m 42s
test (amazonlinux-2022)	1m 49s
test (archlinux)	4m 0s
test (centos-stream-9)	1m 53s
test (centos-stream-9-enterprise)	2m 4s
test (debian-11)	1m 46s
test (debian-11-enterprise)	1m 56s
test (rockylinux-9)	1m 44s
test (ubuntu-20.04)	1m 59s
test (ubuntu-22.04)	1m 55s
test (ubuntu-24.04)	1m 51s
	22m 42s

Provide feedback