chore: fix some typos in comments

Signed-off-by: goodactive <goodactive@qq.com>

registry/auth/auth.go

@@ -56,7 +56,7 @@ func init() {
 }
 
 // UserInfo carries information about
-// an autenticated/authorized client.
+// an authenticated/authorized client.
 type UserInfo struct {
 	Name string
 }