[piscisaureus]

//src/rust/jsg-test does not build on main: #8026 added a test that
calls Function::call::<String>, and #8039, which merged right after
it, made call return a Local<Value> that the caller converts
itself. This converts the result with String::from_js, as the other
callers do.

[clanky-the-clanker]

✅ Approved — One-line test fix that restores the build; no findings.

_{The decision is advisory: this comment never approves, blocks or requests changes on the pull request.}

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✅ All checks passed

📋 Code reviewer: ✅ LGTM

No issues found.

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_{Reviewed commit: 0819a42a}