fix: remove carbon addReal* methods

Author: calebdw

src/Illuminate/Session/Middleware/StartSession.php

@@ -266,7 +266,7 @@ protected function getCookieExpirationDate()
  $config = $this->manager->getSessionConfig();
 
  return $config['expire_on_close'] ? 0 : Date::instance(
- Carbon::now()->addRealMinutes($config['lifetime'])
+ Carbon::now()->addMinutes($config['lifetime'])
  );
  }
 

src/Illuminate/Support/InteractsWithTime.php

@@ -35,7 +35,7 @@ protected function availableAt($delay = 0)
 
  return $delay instanceof DateTimeInterface
  ? $delay->getTimestamp()
- : Carbon::now()->addRealSeconds($delay)->getTimestamp();
+ : Carbon::now()->addSeconds($delay)->getTimestamp();
  }
 
  /**