Based on what you said, these are not required for you to do your job, only for you to improve your position. It is not unreasonable for you to use personal time for self-improvement. It’s also not unreasonable for you to use company downtime for self-improvement.

‘I am not okay with this’

God, yes! I don’t actually know what any of the numbers are, but I’m convinced that if this hadn’t come out during the pandemic we would have absolutely gotten more.