Fix PHP CS Fixer

Author: wikub

src/Service/CalendarGenerator.php

@@ -103,10 +103,10 @@ private function generateIcal(array $events = []): Component
         $componentFactory = new CalendarFactory();
         $calendarComponent = $componentFactory->createCalendar($calendar);
 
-        //4. Refresh
+        // 4. Refresh
         $refreshProperty = new Property('REFRESH-INTERVAL;VALUE=DURATION', new TextValue('PT4H'));
         $calendarComponent = $calendarComponent->withProperty($refreshProperty);
-        
+
         // 5. Output
         return $calendarComponent;
     }