Fix: Row::toArray() respecting end column

[phillipfickl]

1️⃣ Why should it be added? What are the benefits of this change?
See #3946
2️⃣ Does it contain multiple, unrelated changes? Please separate the PRs out.
No
3️⃣ Does it include tests, if possible?
Yes
4️⃣ Any drawbacks? Possible breaking changes?
I guess if somebody provided an endColumn in the past and expected it not to be taken into account, it could break something
5️⃣ Mark the following tasks as done:

• Checked the codebase to ensure that your feature doesn't already exist.
• Take note of the contributing guidelines.
• Checked the pull requests to ensure that another person hasn't already submitted a fix.
• Added tests to ensure against regression.
• Updated the changelog

6️⃣ Thanks for contributing! 🙌

[phillipfickl]

@patrickbrouwers I know you're quite busy at the moment, but is there any chance you could take a look at this and merge it or give feedback?
Thank you for your time and work!

[patrickbrouwers]

I'm out of office for a while. Will have a look when I'm back