Fix typo in BibTeX

[weiji14]

Description of proposed changes

The "aand" should be "and"

Fixes #

Reminders

• Run make format and make check to make sure the code follows the style guide.
• Add tests for new features or tests that would have caught the bug that you're fixing.
• Add new public functions/methods/classes to doc/api/index.rst.
• Write detailed docstrings for all functions/methods.
• If adding new functionality, add an example to docstrings or tutorials.

Slash Commands

You can write slash commands (/command) in the first line of a comment to perform
specific operations. Supported slash commands are:

• /format: automatically format and lint the code
• /test-gmt-dev: run full tests on the latest GMT development version

[maxrjones]

Sorry about the typo...mac butterfly keys are the worst 🤦

[willschlitzer]

Sorry about the typo...mac butterfly keys are the worst 🤦

I should have caught it too! But my concern was that the name was spelled correctly, and I made it no further before I committed it. 😆