As a follow-up to Ansible-core devel: adds support for Python 3.14, drops support for Python 3.8; also AZP's azure-pipelines-test-container got updated, ansible-core devel also dropped support for Python 3.11 on the controller side: Drop Python 3.11 controller support by mattclay · Pull Request #85590 · ansible/ansible · GitHub
This means you now need Python 3.12+ to install ansible-core devel. Your CI matrix might need an update for this.