docs: remove outdated beta install note from README

[AnthonyRonning]

The beta note is no longer relevant now that 0.1.0+ is published as stable.

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Summary by CodeRabbit

• Documentation
  • Removed documentation note regarding plugin update availability for stable releases and reinstall procedures for transitioning between beta and stable versions.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

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📝 Walkthrough

Walkthrough

Two lines of documentation removed from the openclaw-plugin README explaining version handling between stable releases and beta versions. No functional or logic changes present.

Changes

Cohort / File(s)	Summary
Documentation openclaw-plugin/README.md	Removed 2 lines explaining plugin version management and beta-to-stable reinstallation procedures.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~1 minute

Poem

🐰 A note was cleared, the words took flight,
Two lines removed, the page feels light,
Beta whispers now are gone,
The README hops along! ✨

🚥 Pre-merge checks | ✅ 2

✅ Passed checks (2 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title accurately describes the main change: removing an outdated beta install note from the README documentation.

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✨ Finishing touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch chore/remove-beta-note

Warning

Review ran into problems

🔥 Problems

Git: Failed to clone repository. Please run the @coderabbitai full review command to re-trigger a full review. If the issue persists, set path_filters to include or exclude specific files.

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[devin-ai-integration]

✅ Devin Review: No Issues Found

Devin Review analyzed this PR and found no potential bugs to report.

View in Devin Review to see 1 additional finding.