PR Summary

This was missed in the review of #22109. Without this on a hidpi monitor there is a blank bar on the top of the figure, previously I was testing on a non hi-dpi monitor so apparently that wasn't a big enough canvas to create the blank bar).

Here is the method definition: https://developer.apple.com/documentation/foundation/1391329-nsmakerect

PR Checklist

Tests and Styling

• Has pytest style unit tests (and pytest passes).
• Is Flake 8 compliant (install flake8-docstrings and run flake8 --docstring-convention=all).

Documentation

• New features are documented, with examples if plot related.
• New features have an entry in doc/users/next_whats_new/ (follow instructions in README.rst there).
• API changes documented in doc/api/next_api_changes/ (follow instructions in README.rst there).
• Documentation is sphinx and numpydoc compliant (the docs should build without error).