Added IMDS Emulator readme.

sts-agent/main.go

@@ -20,11 +20,11 @@ import (
 	"sync"
 	"syscall"
 	"time"
-	_ "time/tzdata" // Time zones for the log timestamps without the files of the system.
+	_ "time/tzdata" // Time zone data used when the system has none.
 
 	"cloud.google.com/go/auth"
 	"cloud.google.com/go/auth/credentials"
-	_ "golang.org/x/crypto/x509roots/fallback" // Root certificates without the files of the system.
+	_ "golang.org/x/crypto/x509roots/fallback" // Root certificates used when the system has none.
 )
 
 const (