feat(greenhouse): address UI feedback

[taymoor89]

Summary

Addresses UI feedback for the Greenhouse admin panel.

Changes Made

• Replace dedicated stats components with inline status bars (count + ready/not-ready) in PluginPresets and PluginPresetDetail
• Add status bar and "View details" button to PluginInstances datagrid
• Move Configuration to its own tab in PluginInstanceDetail, matching PluginPresetDetail structure
• Rename BasicInformation to Details in PluginInstanceDetail and PluginPresetDetail

Related Issues

• Issue: [Task](greenhouse): PluginPreset UI feedback discussion/implementation/fixes #1508

Testing Instructions

1. pnpm i
2. pnpm --filter greenhouse dev
3. Navigate to PluginPresets, PluginPresetDetail, and PluginInstanceDetail pages and verify stats bars and tabs render correctly

Checklist

• I have performed a self-review of my code.
• I have commented my code, particularly in hard-to-understand areas.
• I have added tests that prove my fix is effective or that my feature works.
• New and existing unit tests pass locally with my changes.
• I have made corresponding changes to the documentation (if applicable).
• My changes generate no new warnings or errors.
• I have created a changeset for my changes.

[changeset-bot]

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Latest commit: e95abb3

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