Bugfix for studios that don't provide a global process variable

• Fixes an issue causing the Studio to crash in an environment that doesn't provide a global process variable.

To initiate a new Sanity Studio project or upgrade an existing one, please refer to our comprehensive guide on Installing and Upgrading Sanity Studio.

If you are updating from a version earlier than 3.37.0, you should also check out this article to ensure your dependencies are up to date.