chore(deps): bump @ipld/dag-cbor from 6.0.15 to 7.0.0

Bumps [@ipld/dag-cbor](https://github.com/ipld/js-dag-cbor) from 6.0.15 to 7.0.0.
- [Release notes](https://github.com/ipld/js-dag-cbor/releases)
- [Changelog](https://github.com/ipld/js-dag-cbor/blob/master/CHANGELOG.md)
- [Commits](ipld/js-dag-cbor@v6.0.15...v7.0.0)

---
updated-dependencies:
- dependency-name: "@ipld/dag-cbor"
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

package.json

@@ -57,7 +57,7 @@
     }
   },
   "dependencies": {
-    "@ipld/dag-cbor": "^6.0.15",
+    "@ipld/dag-cbor": "^7.0.0",
     "multiformats": "^9.5.4",
     "varint": "^6.0.0"
   },