Throw `GitHubProjectInvalidValueError` error when text is too long for text field (1024+ bytes)

[gr2m]

Please avoid duplicates

• [x] I checked all open bugs and none of them matched my problem.

Reproducible test case

see test/recorded/api.items.add-draft-with-too-long-text/fixtures.json

Please select the environment(s) that are relevant to your bug report

• [ ] Browsers
• [ ] Node
• [ ] Deno

Versions

5.3.0, Node v18.18.0

What happened?

follow up to https://github.com/gr2m/github-project/issues/142. We introduced a workaround via #143, but the problem can still occur.

Would you be interested in contributing a fix?

• [ ] yes