chore: bump orval from 6.20.0 to 7.3.0

Bumps [orval](https://github.com/orval-labs/orval) from 6.20.0 to 7.3.0.
- [Release notes](https://github.com/orval-labs/orval/releases)
- [Changelog](https://github.com/orval-labs/orval/blob/master/.release-it.json)
- [Commits](orval-labs/orval@v6.20.0...v7.3.0)

---
updated-dependencies:
- dependency-name: orval
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -49,7 +49,7 @@
     "@well-known-components/test-helpers": "^1.5.3",
     "busboy": "^1.6.0",
     "eth-connect": "^6.1.0",
-    "orval": "^6.17.0",
+    "orval": "^7.3.0",
     "ts-node": "^10.4.0",
     "typescript": "^4.4.4"
   },