Logging docs have a typo

[sijaira]

Is it corrected in the latest version (master branch)?
no

Latest version of the docs: https://rocketry.readthedocs.io/en/latest/

Location in the documentation you wish to improve
https://rocketry.readthedocs.io/en/latest/handbooks/logging.html#

Describe the problem

The line below causes an error:

logging.addHander(handler)

Suggestion for the fix

It should be:

logger.addHandler(handler)

[Miksus]

Oh, true. Thanks for spotting!

I'll fix this in the upcoming days (unless anyone else wants).

[Miksus]

Fixed in #72