chore(deps): update dependency codecov to v5 (#309)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [codecov](https://circleci.com/developer/orbs/orb/codecov/codecov) |
orb | major | `4.2.0` -> `5.0.0` |

---

### Configuration

📅 **Schedule**: Branch creation - "after 2pm on Monday" in timezone
Europe/Zurich, Automerge - At any time (no schedule defined).

🚦 **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

---

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.circleci/config.yml

@@ -7,7 +7,7 @@ executors:
 
 orbs:
   helix-post-deploy: adobe/helix-post-deploy@3.0.2
-  codecov: codecov/codecov@4.2.0
+  codecov: codecov/codecov@5.0.0
 
 commands:
   setup: