feat/rhel9 support #217

Job	Run time
Lint	13s
Molecule (ubuntu2004, >=2.11.5, default)	3m 14s
Molecule (ubuntu2204, >=2.11.5, default)	2m 56s
Molecule (ubuntu2204, >=2.11.5, jupyter-system, instance-jupyter-system)	3m 0s
Molecule (rockylinux8, >=2.11.5, default)	1m 23s
Molecule (ubi9, instance-rh, default)	1m 15s
	12m 1s

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