fix(ansible): update githubixx.cilium_cli to 2.7.0+0.15.8

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
githubixx.cilium_cli	role	patch	2.7.0+0.14.6 -> 2.7.0+0.15.8

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Release Notes

githubixx/ansible-role-cilium-cli (githubixx.cilium_cli)

v2.7.0+0.15.8: 2.7.0+0.15.8

Compare Source

• set cilium_cli_version to 0.15.8
• add Molecule test for Ubuntu 22.04
• molecule/default/molecule.yml: move memory and cpus options to instances

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