Add support for reusable workflows

[omus]

For GitHub actions which use reusable workflows the job name is {job_parent_name} / {job_name} which will cause our job name replication code to not match.

[omus]

Breadcrumb: https://docs.github.com/en/actions/sharing-automations/reusing-workflows#using-a-matrix-strategy-with-a-reusable-workflow