Real Estate Agents and Builders to stop using the terms “master bedroom” and “master bathroom”

https://www.thedenverchannel.com/news/national/realtor-group-stops-using-master-in-home-listings
Is the word “master” offensive because it may have a racist and/or sexist connotation?

It’s honestly something I’ve never thought about.
I think that people are taking this a little too far.