Clarify when to use external links

[lburcher7]

Consolidated the rationale for minimizing external links and added guidance on when external links are appropriate (deployment, configuration, or integration with supported partner platforms).

Issue: #492

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

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Configuration used: Organization UI

Review profile: CHILL

Plan: Advanced

Run ID: eb03a241-825f-4a8f-bf35-42ea218478a9

📥 Commits

Reviewing files that changed from the base of the PR and between 30689e3 and 33c9bb0.

📒 Files selected for processing (1)

• supplementary_style_guide/style_guidelines/links.adoc

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📝 Summary

Summary by CodeRabbit

• Documentation
  • Updated the style guide’s external-link guidance to recommend minimizing links to external sites.
  • Clarified that external links should be used only when necessary for product deployment, configuration, or integration.
  • Added official partner platform documentation, such as AWS, Azure, and Google Cloud Platform, as an example of appropriate external references.

Walkthrough

The external links guidance now minimizes links to sites outside Red Hat or IBM. It also permits external links when they are necessary for deployment, configuration, or integration.

Changes

External Link Guidance

Layer / File(s)	Summary
External link guidance update supplementary_style_guide/style_guidelines/links.adoc	The first guideline was reworded. A second guideline now limits external links to necessary deployment, configuration, or integration documentation and cites official partner platforms as examples.

Priority: ⬇️ Low

Estimated code review effort: 1 (Trivial) | ~3 minutes

Change: Other

Merge Risk: ⚪ Minimal · up to 33c9b

This change clarifies when external links are appropriate without establishing a harmful behavior or release risk.

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title clearly and concisely describes the main change: clarifying when to use external links.
Description check	✅ Passed	The description summarizes the changes and includes the related issue link. The optional Additional information section is omitted, but the required information is sufficiently complete.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check. Docstring coverage is scoped to functions touched by this diff. Analyzed 0 functions across 0…
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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