chore(deps): update module go:github.com/grafana/oats to v0.6.0 (#1714)

This PR contains the following updates:

| Package | Change | Age | Confidence |
|---|---|---|---|
| [go:github.com/grafana/oats](https://redirect.github.com/grafana/oats)
| `0.5.0` -> `0.6.0` |
[![age](https://developer.mend.io/api/mc/badges/age/go/github.com%2fgrafana%2foats/v0.6.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/go/github.com%2fgrafana%2foats/v0.5.0/v0.6.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

> [!WARNING]
> Some dependencies could not be looked up. Check the Dependency
Dashboard for more information.

---

### Release Notes

<details>
<summary>grafana/oats (go:github.com/grafana/oats)</summary>

###
[`v0.6.0`](https://redirect.github.com/grafana/oats/releases/tag/v0.6.0)

[Compare
Source](https://redirect.github.com/grafana/oats/compare/v0.5.0...v0.6.0)

#### What's Changed

- add oats-file-version by
[@&#8203;zeitlinger](https://redirect.github.com/zeitlinger) in
[#&#8203;196](https://redirect.github.com/grafana/oats/pull/196)

**Full Changelog**:
<grafana/oats@v0.5.0...v0.6.0>

> \[!WARNING]
> Breaking Changes - Migration Required

See [v0.6.0 in the
CHANGELOG](https://redirect.github.com/grafana/oats/blob/main/CHANGELOG.md#060)
for further information.

</details>

---

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🔕 **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 was generated by [Mend Renovate](https://mend.io/renovate/).
View the [repository job
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---------

Signed-off-by: Gregor Zeitlinger <[email protected]>
Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Gregor Zeitlinger <[email protected]>

Author: renovate[bot]

examples/example-exporter-opentelemetry/oats-tests/agent/oats.yaml

@@ -1,5 +1,6 @@
 # OATS is an acceptance testing framework for OpenTelemetry -
 # https://github.com/grafana/oats/tree/main/yaml
+oats-schema-version: 2
 docker-compose:
   files:
     - ./docker-compose.yml

examples/example-exporter-opentelemetry/oats-tests/http/oats.yaml

@@ -1,5 +1,6 @@
 # OATS is an acceptance testing framework for OpenTelemetry -
 # https://github.com/grafana/oats/tree/main/yaml
+oats-schema-version: 2
 docker-compose:
   files:
     - ./docker-compose.yml

mise.toml

@@ -1,6 +1,6 @@
 [tools]
 "go:github.com/gohugoio/hugo" = "v0.152.2"
-"go:github.com/grafana/oats" = "0.5.0"
+"go:github.com/grafana/oats" = "0.6.0"
 java = "temurin-25.0.1+8.0.LTS"
 lychee = "0.21.0"
 protoc = "33.1"