lint: update build constraints for listen_unix.go

anjannath · cfergeau · commit 78eea9fdad25 · 2025-12-09T09:42:39.000+01:00
this removes the old style of build contraints as `go vet`
complains about this:

```
Error: cmd/admin-helper/listen_unix.go:2:1: buildtag: +build line is no longer needed (govet)
```
diff --git a/cmd/admin-helper/listen_unix.go b/cmd/admin-helper/listen_unix.go
@@ -1,5 +1,4 @@
 //go:build !windows
-// +build !windows
 
 package main
 

Original file line number	Diff line number	Diff line change
`@@ -1,5 +1,4 @@`
`1`	`1`	`//go:build !windows`
`2`		`-// +build !windows`
`3`	`2`
`4`	`3`	`package main`
`5`	`4`