[SEDONA-444] pre-commit: add hook to trim trailing whitespace

[jbampton]

https://github.com/pre-commit/pre-commit-hooks#trailing-whitespace

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-444. The PR name follows the format [SEDONA-XXX] my subject.

What changes were proposed in this PR?

Adds another hook to our pre-commit framework that will trim trailing whitespace from files when run locally.

Just pass or fail when run with GitHub actions.

We don't need all this extra whitespace at the end of lines.

How was this patch tested?

pre-commit run trailing-whitespace --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.