Add vendor dependencies as part git repo

vendor/k8s.io/klog/v2/klog_file_windows.go

@@ -0,0 +1,34 @@
+//go:build windows
+// +build windows
+
+package klog
+
+import (
+	"os"
+	"strings"
+)
+
+func getUserName() string {
+	userNameOnce.Do(func() {
+		// On Windows, the Go 'user' package requires netapi32.dll.
+		// This affects Windows Nano Server:
+		//   https://github.com/golang/go/issues/21867
+		// Fallback to using environment variables.
+		u := os.Getenv("USERNAME")
+		if len(u) == 0 {
+			return
+		}
+		// Sanitize the USERNAME since it may contain filepath separators.
+		u = strings.Replace(u, `\`, "_", -1)
+
+		// user.Current().Username normally produces something like 'USERDOMAIN\USERNAME'
+		d := os.Getenv("USERDOMAIN")
+		if len(d) != 0 {
+			userName = d + "_" + u
+		} else {
+			userName = u
+		}
+	})
+
+	return userName
+}