docs(ecmascript): correct docs for GlobalContext::is_global_reference

[overlookmotel]

#12953 altered the return type of GlobalContext::is_global_reference. Update docs accordingly.

@Boshen is this correct? Or does false now mean "not a global reference or unknown if is a global reference"?

[overlookmotel]

• docs(ecmascript): correct docs for GlobalContext::is_global_reference #13022 👈 (View in Graphite)
• main

---

How to use the Graphite Merge Queue

Add either label to this PR to merge it via the merge queue:

• 0-merge - adds this PR to the back of the merge queue
• hotfix - for urgent hot fixes, skip the queue and merge this PR next

You must have a Graphite account in order to use the merge queue. Sign up using this link.

An organization admin has enabled the Graphite Merge Queue in this repository.

Please do not merge from GitHub as this will restart CI on PRs being processed by the merge queue.

This stack of pull requests is managed by Graphite. Learn more about stacking.

[codspeed-hq]

CodSpeed Instrumentation Performance Report

Merging #13022 will not alter performance

_{Comparing 08-12-docs_ecmascript_correct_docs_for_globalcontext_is_global_reference_ (235607e) with main (6fe0bb5)}

Summary

✅ 34 untouched benchmarks

[Copilot]

Copilot encountered an error and was unable to review this pull request. You can try again by re-requesting a review.