Update core 8.3.0

web/vendor/psr/log/Psr/Log/NullLogger.php

@@ -3,7 +3,7 @@
 namespace Psr\Log;
 
 /**
- * This Logger can be used to avoid conditional log calls
+ * This Logger can be used to avoid conditional log calls.
  *
  * Logging should always be optional, and if no logger is provided to your
  * library creating a NullLogger instance to have something to throw logs at
@@ -15,10 +15,11 @@ class NullLogger extends AbstractLogger
     /**
      * Logs with an arbitrary level.
      *
-     * @param mixed $level
+     * @param mixed  $level
      * @param string $message
-     * @param array $context
-     * @return null
+     * @param array  $context
+     *
+     * @return void
      */
     public function log($level, $message, array $context = array())
     {