Bump @arktype/attest from 0.8.2 to 0.9.1 (#75)

Bumps [@arktype/attest](https://github.com/arktypeio/arktype/tree/HEAD/ark/attest) from 0.8.2 to 0.9.1.
- [Release notes](https://github.com/arktypeio/arktype/releases)
- [Changelog](https://github.com/arktypeio/arktype/blob/main/ark/attest/CHANGELOG.md)
- [Commits](https://github.com/arktypeio/arktype/commits/@arktype/attest@0.9.1/ark/attest)

---
updated-dependencies:
- dependency-name: "@arktype/attest"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -58,7 +58,7 @@
   },
   "devDependencies": {
     "@arethetypeswrong/cli": "^0.16.0",
-    "@arktype/attest": "^0.8.2",
+    "@arktype/attest": "^0.9.1",
     "@biomejs/biome": "1.8.3",
     "@tsconfig/node20": "^20.1.4",
     "@types/better-sqlite3": "^7.6.11",