Release 2.32 (#5411)

* bump packages
* dynamic invoice options
* make sure that invoice previews can be detected
* support for mpdf associated files
* do not include any future times in work contract calculation
* re-add username column in Excel spreadsheet
* deactivate internal rate editing
* show if plugin update exists
* shorten name to Kimai only, without Time-Tracking
* remove check for existing id in work contract
* fix metafield already defined in search
* helper methods to unlock months
* new translation
* send event on unlock month

src/Timesheet/DateTimeFactory.php

@@ -166,12 +166,7 @@ final class DateTimeFactory
         return $date->modify('23:59:59');
     }
 
-    /**
-     * @param string $format
-     * @param null|string $datetime
-     * @return bool|DateTime
-     */
-    public function createDateTimeFromFormat(string $format, ?string $datetime = 'now'): bool|DateTime
+    public function createDateTimeFromFormat(string $format, ?string $datetime = 'now'): false|DateTime
     {
         return DateTime::createFromFormat($format, $datetime ?? 'now', $this->getTimezone());
     }