cleanup: fix yamllint errors, comments in ansible.cfg #79

Job	Run time
Running ansible-playbook on Ubuntu 22.04 LTS (Jammy Jellyfish)	2m 29s
Running ansible-playbook on Ubuntu 24.04 (Noble Numbat)	2m 19s
Running ansible-playbook on Debian 11 (Bullseye)	2m 12s
Running ansible-playbook on Debian 12 (Bookworm)	2m 21s
Running ansible-playbook on Fedora 39	2m 21s
Running ansible-playbook on Fedora 40	1m 40s
Running ansible-playbook on Fedora 41	1m 28s
Running ansible-playbook on Fedora Rawhide	1m 28s
Running ansible-playbook on CentOS 9 Stream	2m 3s
Running ansible-playbook on Rocky Linux 8	2m 18s
Running ansible-playbook on Rocky Linux 9	2m 45s
Running ansible-playbook on openSUSE Tumbleweed	4m 27s
Running ansible-playbook on openSUSE Leap	4m 23s
Running ansible-playbook on Arch Linux	1m 1s
	33m 15s

Provide feedback