Clean up build tags

- Remove old-style build tags (the +build syntax has become obsolete with 1.17)
- Remove redundant build tags from '*_windows.go' files

pkg/commands/oscommands/cmd_obj_runner_default.go

@@ -1,5 +1,4 @@
 //go:build !windows
-// +build !windows
 
 package oscommands
 

pkg/commands/oscommands/cmd_obj_runner_windows.go

@@ -1,6 +1,3 @@
-//go:build windows
-// +build windows
-
 package oscommands
 
 import (

pkg/commands/oscommands/os_default_platform.go

@@ -1,5 +1,4 @@
 //go:build !windows
-// +build !windows
 
 package oscommands
 

pkg/commands/oscommands/os_default_test.go

@@ -1,5 +1,4 @@
 //go:build !windows
-// +build !windows
 
 package oscommands
 

pkg/commands/oscommands/os_windows_test.go

@@ -1,6 +1,3 @@
-//go:build windows
-// +build windows
-
 package oscommands
 
 import (

pkg/config/config_default_platform.go

@@ -1,5 +1,4 @@
 //go:build !windows && !linux
-// +build !windows,!linux
 
 package config
 

pkg/gui/pty.go

@@ -1,5 +1,4 @@
 //go:build !windows
-// +build !windows
 
 package gui
 

pkg/gui/pty_windows.go

@@ -1,6 +1,3 @@
-//go:build windows
-// +build windows
-
 package gui
 
 import (

pkg/integration/clients/go_test.go

@@ -1,5 +1,4 @@
 //go:build !windows
-// +build !windows
 
 package clients
 

pkg/logs/tail/logs_default.go

@@ -1,5 +1,4 @@
 //go:build !windows
-// +build !windows
 
 package tail
 

pkg/logs/tail/logs_windows.go

@@ -1,6 +1,3 @@
-//go:build windows
-// +build windows
-
 package tail
 
 import (