feat: throw specified error to indicate undefined factory case in HMR

[stormslowly]

Summary

For #11324 (comment)

while HMR's enabled, when factory's not defined during apply hot update change,
throw a specified error to indicate this case then @rspack/react-refresh-plugin can handle this properly.

Related links

Checklist

• Tests updated (or not required).
• Documentation updated (or not required).

[netlify]

✅ Deploy Preview for rspack canceled.

Name	Link
🔨 Latest commit	4b03fdd
🔍 Latest deploy log	https://app.netlify.com/projects/rspack/deploys/68ba881351f787000885292b

[github-actions]

📦 Binary Size-limit

Comparing 4b03fdd to perf: improve deterministic chunk ids (#11575) by harpsealjs

❌ Size increased by 128bytes from 47.24MB to 47.24MB (⬆️0.00%)

[codspeed-hq]

CodSpeed Performance Report

Merging #11584 will not alter performance

_{Comparing feat/throw_undefined_factory_error (4b03fdd) with main (15ba68e)}

Summary

✅ 17 untouched benchmarks

[Copilot]

Pull Request Overview

This PR enhances error handling in the Hot Module Replacement (HMR) functionality by throwing a specific error when a factory is undefined during hot update application. This change enables the @rspack/react-refresh-plugin to properly handle undefined factory cases.

• Adds a specific RuntimeError when factory is undefined during HMR hot update execution
• Improves error messaging by throwing an error instead of just logging to console

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