ci: update k8s test matrix #77

Job	Run time
Check docs for incorrect links	8s
End-to-End test with kured with code and manifests from HEAD (concurrent) (1.27)	3m 6s
End-to-End test with kured with code and manifests from HEAD (command) (1.27)	3m 27s
End-to-End test with kured with code and manifests from HEAD (concurrent) (1.28)	3m 8s
End-to-End test with kured with code and manifests from HEAD (command) (1.28)	3m 7s
End-to-End test with kured with code and manifests from HEAD (signal) (1.27)	3m 10s
End-to-End test with kured with code and manifests from HEAD (concurrent) (1.29)	1m 26s
Run go tests	1m 4s
End-to-End test with kured with code and manifests from HEAD (command) (1.29)	2m 26s
End-to-End test with kured with code and manifests from HEAD (signal) (1.28)	3m 12s
End-to-End test with kured with code and manifests from HEAD (signal) (1.29)	2m 27s
Lint golang code	7s
Build image and scan it against known vulnerabilities	1m 28s
Lint bash code with shellcheck	7s
	28m 23s

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