ci: keep GOOS out of mise install

Author: lox

.buildkite/pipeline.release.yml

@@ -17,9 +17,7 @@ steps:
     secrets:
       - POSTHOG_API_KEY
       - OAUTH_CLIENT_ID
-    env:
-      GOOS: "{{matrix}}"
-    command: '.buildkite/release.sh release --clean --split'
+    command: 'GOOS="{{matrix}}" .buildkite/release.sh release --clean --split'
     plugins:
       - *mise_plugin
 

.buildkite/pipeline.yml

@@ -38,9 +38,7 @@ steps:
     secrets:
       - POSTHOG_API_KEY
       - OAUTH_CLIENT_ID
-    env:
-      GOOS: "{{matrix}}"
-    command: '.buildkite/release.sh release --clean --snapshot --split'
+    command: 'GOOS="{{matrix}}" .buildkite/release.sh release --clean --snapshot --split'
     plugins:
       - *mise_plugin