Update docker.io/techknowlogick/xgo Docker tag to go-1.21.4 (#2829)

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This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/techknowlogick/xgo | patch | `go-1.21.3` -> `go-1.21.4` |

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.woodpecker/binaries.yml

@@ -11,7 +11,7 @@ when:
 variables:
   - &golang_image 'docker.io/golang:1.21.3'
   - &node_image 'docker.io/node:21-alpine'
-  - &xgo_image 'docker.io/techknowlogick/xgo:go-1.21.3'
+  - &xgo_image 'docker.io/techknowlogick/xgo:go-1.21.4'
   - &xgo_version 'go-1.21.2'
 
 steps:

.woodpecker/docker.yml

@@ -15,7 +15,7 @@ depends_on:
 variables:
   - &golang_image 'docker.io/golang:1.21.3'
   - &node_image 'docker.io/node:21-alpine'
-  - &xgo_image 'docker.io/techknowlogick/xgo:go-1.21.3'
+  - &xgo_image 'docker.io/techknowlogick/xgo:go-1.21.4'
   - &xgo_version 'go-1.21.2'
   - &buildx_plugin 'docker.io/woodpeckerci/plugin-docker-buildx:2.2.0'
   - &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'