gofmt with go1.17

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
(cherry picked from commit a0f0578299)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

cli-plugins/manager/manager_unix.go

@@ -1,3 +1,4 @@
+//go:build !windows
 // +build !windows
 
 package manager

cli-plugins/manager/suffix_unix.go

@@ -1,3 +1,4 @@
+//go:build !windows
 // +build !windows
 
 package manager

cli/command/container/signals_unix.go

@@ -1,3 +1,4 @@
+//go:build !windows
 // +build !windows
 
 package container

cli/command/container/signals_unix_test.go

@@ -1,3 +1,4 @@
+//go:build !windows
 // +build !windows
 
 package container

cli/command/image/build/context_unix.go

@@ -1,3 +1,4 @@
+//go:build !windows
 // +build !windows
 
 package build

cli/command/image/build/context_windows.go

@@ -1,5 +1,3 @@
-// +build windows
-
 package build
 
 import (

cli/config/configfile/file_unix.go

@@ -1,3 +1,4 @@
+//go:build !windows
 // +build !windows
 
 package configfile

cli/config/credentials/default_store_unsupported.go

@@ -1,3 +1,4 @@
+//go:build !windows && !darwin && !linux
 // +build !windows,!darwin,!linux
 
 package credentials

cli/connhelper/commandconn/commandconn_unix_test.go

@@ -1,3 +1,4 @@
+//go:build !windows
 // +build !windows
 
 package commandconn

cli/connhelper/commandconn/pdeathsig_nolinux.go

@@ -1,3 +1,4 @@
+//go:build !linux
 // +build !linux
 
 package commandconn

cli/connhelper/commandconn/session_unix.go

@@ -1,3 +1,4 @@
+//go:build !windows
 // +build !windows
 
 package commandconn

opts/hosts_unix.go

@@ -1,3 +1,4 @@
+//go:build !windows
 // +build !windows
 
 package opts

opts/hosts_windows.go

@@ -1,5 +1,3 @@
-// +build windows
-
 package opts
 
 // defaultHost constant defines the default host string used by docker on Windows