fix: revert migrate to gravity-ui/graph

[Raubzeug]

This reverts commit 2fb30ad.

CI Results

Test Status: ⚠️ FLAKY

📊 Full Report

Total	Passed	Failed	Flaky	Skipped
378	375	0	1	2

Test Changes Summary ⏭️2

⏭️ Skipped Tests (2)

1. Scroll to row, get shareable link, navigate to URL and verify row is scrolled into view (tenant/diagnostics/tabs/queries.test.ts)
2. Copy result button copies to clipboard (tenant/queryEditor/queryEditor.test.ts)

Bundle Size: 🔺

Current: 47.07 MB | Main: 45.87 MB
Diff: +1.20 MB (2.62%)

⚠️ Bundle size increased. Please review.

ℹ️ CI Information

• Test recordings for failed tests are available in the full report.
• Bundle size is measured for the entire 'dist' directory.
• 📊 indicates links to detailed reports.
• 🔺 indicates increase, 🔽 decrease, and ✅ no change in bundle size.

[greptile-apps]

Skipped: This PR does not contain any of your configured keywords: (greptile-review)