Add pre-commit to dev deps

[btjanaka]

Description

CONTRIBUTING.md was amended in #351 to state that we install pre-commit in the dev dependencies, but we forgot to modify the dependencies in #351.

TODO

Questions

Status

• [x] I have read the guidelines in CONTRIBUTING.md
• [x] I have formatted my code using yapf
• [x] I have tested my code by running pytest
• [x] I have linted my code with pylint
• [x] I have added a one-line description of my change to the changelog in HISTORY.md
• [x] This PR is ready to go