fix(deps): update dependency @coveo/relay to v1 j:kit-282 (#4915)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [@coveo/relay](https://redirect.github.com/coveo-platform/relay) |
[`0.8.1` ->
`1.0.0`](https://renovatebot.com/diffs/npm/@coveo%2frelay/0.8.1/1.0.0) |
[![age](https://developer.mend.io/api/mc/badges/age/npm/@coveo%2frelay/1.0.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/@coveo%2frelay/1.0.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/@coveo%2frelay/0.8.1/1.0.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/@coveo%2frelay/0.8.1/1.0.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Configuration

📅 **Schedule**: Branch creation - "before 4:00am on Tuesday" in timezone
America/Toronto, Automerge - "after 9:00am and before 12:00pm on
tuesday, wednesday, thursday" in timezone America/Toronto.

🚦 **Automerge**: Disabled by config. Please merge this manually once you
are satisfied.

♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the
rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update
again.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

This PR has been generated by [Renovate
Bot](https://redirect.github.com/renovatebot/renovate).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzOS4xNDAuMiIsInVwZGF0ZWRJblZlciI6IjM5LjE0MC4yIiwidGFyZ2V0QnJhbmNoIjoibWFzdGVyIiwibGFiZWxzIjpbImRlcGVuZGVuY2llcyJdfQ==-->

Co-authored-by: renovate-coveo[bot] <115253437+renovate-coveo[bot]@users.noreply.github.com>

packages/headless/package.json

@@ -157,7 +157,7 @@
   },
   "dependencies": {
     "@coveo/bueno": "1.0.7",
-    "@coveo/relay": "0.8.1",
+    "@coveo/relay": "1.0.0",
     "@coveo/relay-event-types": "13.0.3",
     "@microsoft/fetch-event-source": "2.0.1",
     "@reduxjs/toolkit": "2.5.0",