fix(deps): update module go.opentelemetry.io/build-tools/multimod to v0.15.0 (#5951)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
|
[go.opentelemetry.io/build-tools/multimod](https://redirect.github.com/open-telemetry/opentelemetry-go-build-tools)
| `v0.14.0` -> `v0.15.0` |
[![age](https://developer.mend.io/api/mc/badges/age/go/go.opentelemetry.io%2fbuild-tools%2fmultimod/v0.15.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/go/go.opentelemetry.io%2fbuild-tools%2fmultimod/v0.15.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/go/go.opentelemetry.io%2fbuild-tools%2fmultimod/v0.14.0/v0.15.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/go/go.opentelemetry.io%2fbuild-tools%2fmultimod/v0.14.0/v0.15.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>open-telemetry/opentelemetry-go-build-tools
(go.opentelemetry.io/build-tools/multimod)</summary>

###
[`v0.15.0`](https://redirect.github.com/open-telemetry/opentelemetry-go-build-tools/blob/HEAD/CHANGELOG.md#v0150)

[Compare
Source](https://redirect.github.com/open-telemetry/opentelemetry-go-build-tools/compare/v0.14.0...v0.15.0)

##### 💡 Enhancements 💡

- `all`: bump minimum Go version to 1.22
([#&#8203;605](https://redirect.github.com/open-telemetry/opentelemetry-go-build-tools/issues/605))
- `multimod`: Improve error message when the Go proxy misbehaves
([#&#8203;610](https://redirect.github.com/open-telemetry/opentelemetry-go-build-tools/issues/610))

##### 🧰 Bug fixes 🧰

- `chloggen`: Fix bug that directed all output to stderr
([#&#8203;612](https://redirect.github.com/open-telemetry/opentelemetry-go-build-tools/issues/612))

</details>

---

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are satisfied.

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rebase/retry checkbox.

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---

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---

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internal/tools/go.mod

@@ -10,7 +10,7 @@ require (
 	github.com/wadey/gocovmerge v0.0.0-20160331181800-b5bfa59ec0ad
 	go.opentelemetry.io/build-tools/crosslink v0.15.0
 	go.opentelemetry.io/build-tools/gotmpl v0.15.0
-	go.opentelemetry.io/build-tools/multimod v0.14.0
+	go.opentelemetry.io/build-tools/multimod v0.15.0
 	go.opentelemetry.io/build-tools/semconvgen v0.15.0
 	golang.org/x/exp v0.0.0-20241009180824-f66d83c29e7c
 	golang.org/x/tools v0.26.0

internal/tools/go.sum

@@ -482,8 +482,8 @@ go.opentelemetry.io/build-tools/crosslink v0.15.0 h1:cGwaVTtYi4wUQrQss8i9qmSoE9x
 go.opentelemetry.io/build-tools/crosslink v0.15.0/go.mod h1:BB5bv1xmtugy4lL9IWE9zNbpwtRwoFRdM8JmusHs3xw=
 go.opentelemetry.io/build-tools/gotmpl v0.15.0 h1:bf1oiQpPa1XG51E+zbIzvLlWQ7iTNfcdkXpmQz+znKA=
 go.opentelemetry.io/build-tools/gotmpl v0.15.0/go.mod h1:4bZbMtWadnaFALXjBw3Cp2gX5KzY10mWVzaRQR6Aip8=
-go.opentelemetry.io/build-tools/multimod v0.14.0 h1:AaM06mlSga3IaCj6eM+Kg9tei062qsU6Z+x6ENmfBWI=
-go.opentelemetry.io/build-tools/multimod v0.14.0/go.mod h1:lY7ZccnZ6dg4uRcghXa4p9v4IDvI9Yf/XFdlpPO84AA=
+go.opentelemetry.io/build-tools/multimod v0.15.0 h1:mF4+7rf0uW06VhentAI9puZZoTKa9I9s7IXGgLSTD+E=
+go.opentelemetry.io/build-tools/multimod v0.15.0/go.mod h1:ovMzngj19/DmEFJSUsplyj0aVaYxbMf5o2eeK/+Pzqw=
 go.opentelemetry.io/build-tools/semconvgen v0.15.0 h1:awFoVF505l9/GUMM5B88I7LvXzDT/lGseMPaBvwuG/4=
 go.opentelemetry.io/build-tools/semconvgen v0.15.0/go.mod h1:y3mUWiLxotg00GNzvROqviVVYaG7TcS9vohrLssqFqk=
 go.uber.org/automaxprocs v1.5.3 h1:kWazyxZUrS3Gs4qUpbwo5kEIMGe/DAvi5Z4tl2NW4j8=