ENH fieldList is an array or null

[lekoala]

Description

More phpdoc updates This one is about the saveInto that is just plain wrong from what I can see

Issues

• https://github.com/silverstripe/silverstripe-framework/issues/11173

Pull request checklist

• [x] The target branch is correct
  • See picking the right version
• [x] All commits are relevant to the purpose of the PR (e.g. no debug statements, unrelated refactoring, or arbitrary linting)
  • Small amounts of additional linting are usually okay, but if it makes it hard to concentrate on the relevant changes, ask for the unrelated changes to be reverted, and submitted as a separate PR.
• [x] The commit messages follow our commit message guidelines
• [x] The PR follows our contribution guidelines
• [x] Code changes follow our coding conventions
• [x] This change is covered with tests (or tests aren't necessary for this change)
• [x] Any relevant User Help/Developer documentation is updated; for impactful changes, information is added to the changelog for the intended release
• [x] CI is green

[GuySartorelli]

I won't ask for it this time because it's not a huge deal - but in the future please make sure your commit message talks about the actual change being made (e.g. ENH Set correct typehint for saveInto() param)

[lekoala]

I won't ask for it this time because it's not a huge deal - but in the future please make sure your commit message talks about the actual change being made (e.g. ENH Set correct typehint for saveInto() param)

will do!