[SEDONA-442] pre-commit: add hook markdown-lint

[jbampton]

Did you read the Contributor Guide?

• Yes, I have read Contributor Rules and Contributor Development Guide

Is this PR related to a JIRA ticket?

• Yes, the URL of the associated JIRA ticket is https://issues.apache.org/jira/browse/SEDONA-442. The PR name follows the format [SEDONA-XXX] my subject.

What changes were proposed in this PR?

This pr adds another hook to our pre-commit framework to check the Markdown files.

https://github.com/igorshubovych/markdownlint-cli#use-with-pre-commit

https://github.com/DavidAnson/markdownlint

I have disabled a whole bunch of rules.

Going forwards we can work on our "Markdown" files and standardize them.

How was this patch tested?

pre-commit run --all-files

or

pre-commit run markdownlint --all-files

Did this PR include necessary documentation updates?

• No, this PR does not affect any public API so no need to change the docs.