Update buildkite plugin docker to v5.12.0

.buildkite/pipeline.yaml

@@ -9,7 +9,7 @@ steps:
         cancel_on_build_failing: true
         key: "lint"
         plugins:
-          - docker#v5.11.0:
+          - docker#v5.12.0:
               image: "registry.hub.docker.com/golangci/golangci-lint:v1.60.3"
               command: ["golangci-lint", "run", "-v", "--timeout", "10m", "--config", ".golangci.yaml", "--concurrency", "0"]
               environment:
@@ -18,7 +18,7 @@ steps:
         key: "go_test"
         cancel_on_build_failing: true
         plugins:
-          - docker#v5.11.0:
+          - docker#v5.12.0:
               image: golang:1.23.1
               always-pull: true
               command: ["go", "test", "-coverprofile=coverage.out", "./..."]
@@ -30,7 +30,7 @@ steps:
       - label: ":closed_lock_with_key: gosec"
         key: "gosec"
         plugins:
-          - docker#v5.11.0:
+          - docker#v5.12.0:
               image: "securego/gosec:2.20.0"
               command: ["-no-fail", "-exclude-generated", "-fmt sonarqube", "-out", "results.txt", "./..."]
               environment:
@@ -46,7 +46,7 @@ steps:
           - artifacts#v1.9.4:
               download: "coverage.out"
               step: "go_test"
-          - docker#v5.11.0:
+          - docker#v5.12.0:
               image: "sonarsource/sonar-scanner-cli:11"
               environment:
                 - "SONAR_TOKEN"
@@ -62,7 +62,7 @@ steps:
           - artifacts#v1.9.4:
               download: coverage.out
               step: "go_test"
-          - docker#v5.11.0:
+          - docker#v5.12.0:
               image: "sonarsource/sonar-scanner-cli:11"
               environment:
                 - "SONAR_TOKEN"