Update docker.io/woodpeckerci/plugin-docker-buildx Docker tag to v3.2.1 (#3574)

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This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[docker.io/woodpeckerci/plugin-docker-buildx](https://codeberg.org/woodpecker-plugins/docker-buildx)
([source](https://codeberg.org/woodpecker-plugins/docker-buildx.git)) |
patch | `3.2.0` -> `3.2.1` |

---

### Release Notes

<details>
<summary>woodpecker-plugins/docker-buildx
(docker.io/woodpeckerci/plugin-docker-buildx)</summary>

###
[`v3.2.1`](https://codeberg.org/woodpecker-plugins/docker-buildx/releases/tag/v3.2.1)

[Compare
Source](https://codeberg.org/woodpecker-plugins/docker-buildx/compare/v3.2.0...v3.2.1)

##### Fixes

- Prefer output even if no dryrun is specified
([#&#8203;151](https://togithub.com/woodpecker-plugins/docker-buildx/issues/151))

##### Misc

-   fix(deps): update module github.com/aws/aws-sdk-go to v1.51.6
-   chore(deps): update docker docker tag to v25.0.5
- chore(deps): update woodpeckerci/plugin-docker-buildx docker tag to
v3.2.0

</details>

---

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.woodpecker/docker.yaml

@@ -3,7 +3,7 @@ variables:
   - &node_image 'docker.io/node:21-alpine'
   - &xgo_image 'docker.io/techknowlogick/xgo:go-1.22.1'
   - &xgo_version 'go-1.21.2'
-  - &buildx_plugin 'docker.io/woodpeckerci/plugin-docker-buildx:3.2.0'
+  - &buildx_plugin 'docker.io/woodpeckerci/plugin-docker-buildx:3.2.1'
   - &platforms_release 'linux/arm/v6,linux/arm/v7,linux/arm64/v8,linux/386,linux/amd64,linux/ppc64le,linux/riscv64,linux/s390x,freebsd/arm64,freebsd/amd64,openbsd/arm64,openbsd/amd64'
   - &platforms_server 'linux/arm/v7,linux/arm64/v8,linux/amd64,linux/ppc64le,linux/riscv64'
   - &platforms_preview 'linux/amd64'