chore(deps-dev): bump @hey-api/openapi-ts in the hey-api group

Bumps the hey-api group with 1 update: [@hey-api/openapi-ts](https://github.com/hey-api/openapi-ts).


Updates `@hey-api/openapi-ts` from 0.80.18 to 0.87.4
- [Release notes](https://github.com/hey-api/openapi-ts/releases)
- [Changelog](https://github.com/hey-api/openapi-ts/blob/main/docs/CHANGELOG.md)
- [Commits](https://github.com/hey-api/openapi-ts/compare/@hey-api/[email protected]...@hey-api/[email protected])

---
updated-dependencies:
- dependency-name: "@hey-api/openapi-ts"
  dependency-version: 0.87.4
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: hey-api
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

packages/hey-api/package.json

@@ -40,6 +40,6 @@
     "@orpc/shared": "workspace:*"
   },
   "devDependencies": {
-    "@hey-api/openapi-ts": "^0.80.8"
+    "@hey-api/openapi-ts": "^0.88.0"
   }
 }