feat: use Amazon Linux 2023 for runner manager instance

[scamp]

Description

Adds support for Amazon Linux 2023 and removes the dmesg logs from Cloudwatch as it wasn't useful at all.

Closes #1137

• [x] GitlabRunner is operating
• [x] Cloudwatch logs are populated
• [x] jobs form GitLab are processed
• [x] no errors in log files found
• [x] also works with the old default AMI (Amazon Linux 1 and 2)

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[kayman-mk]

Looks good to me, but I'd like to test it with the "old" AMI.

[kayman-mk]

Works with the old AMI as well.

[scamp]

Thanks for review and testing! I believe its ready for merging now.