Code styling fixes

Author: iv-craig

src/Exceptions/CouldNotSendNotification.php

@@ -18,7 +18,7 @@ public function __construct($message, $code, Exception $previous = null, Interfa
         $this->responseAttributes = $responseAttributes;
     }
 
-    public static function serviceRespondedWithAnError($message, $responseAttributes, string $exceptionMessage='The fax failed to send via InterFAX.')
+    public static function serviceRespondedWithAnError($message, $responseAttributes, string $exceptionMessage = 'The fax failed to send via InterFAX.')
     {
         return new static($exceptionMessage, $responseAttributes['status'], null, $message, $responseAttributes);
     }

src/InterfaxMessage.php

@@ -85,7 +85,7 @@ public function makeFiles(): array
         return $this->files;
     }
 
-    public function sleep() : void
+    public function sleep(): void
     {
         $interval = config('services.interfax.interval', static::POLLING_INTERVAL_DEFAULT);
         sleep(max($interval, static::POLLING_INTERVAL_MINIMUM));