Use default request options instead of undefined

[mbg]

Fixes a potential regression introduced by #4007 since Octokit doesn't treat request: undefined equivalently to no request key in the options.

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[Copilot]

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Pull request overview

Preserves Octokit’s default request behavior when no registry proxy is configured.

Changes:

• Uses githubUtils.defaults.request instead of undefined.
• Updates the generated JavaScript bundle.

Show a summary per file

File	Description
src/api-client.ts	Preserves default Octokit request options.
lib/entry-points.js	Generated bundle; excluded from review by policy.

Review details

Files excluded by content exclusion policy (1)

• lib/entry-points.js

• Files reviewed: 1/2 changed files
• Comments generated: 1
• Review effort level: Medium