Release 2.39 (#5604)

* prepare audit via annotation
* default calendar slot label distance of 1h
+ replace freestyle config with dropdown
* added missing return definition in callbacks
* refactor view name handling
* dispatch calendar view changes and push them into the URL to be able to reload the poage
* bump packages
* fix timezone issue in calendar sum calculation
* fixes #5618 resetRates()
* show expected daily hours in working-contract screen

tests/Command/InvoiceCreateCommandTest.php

@@ -193,7 +193,7 @@ class InvoiceCreateCommandTest extends KernelTestCase
 
         $fixture = new CustomerFixtures();
         $fixture->setAmount(1);
-        $fixture->setCallback(function (Customer $customer) use ($invoiceTemplate) {
+        $fixture->setCallback(function (Customer $customer) use ($invoiceTemplate): void {
             $customer->setInvoiceTemplate($invoiceTemplate[0]);
         });
         $customer = $this->importFixture($fixture)[0];