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/Saml/SamlLogoutSubscriberTest.php

@@ -61,7 +61,7 @@ class SamlLogoutSubscriberTest extends TestCase
         $auth = $this->getMockBuilder(Auth::class)->disableOriginalConstructor()->getMock();
         $auth->expects($this->once())->method('processSLO')->willThrowException(new Error('blub'));
         $auth->expects($this->once())->method('getSLOurl')->willReturn('/logout');
-        $auth->expects($this->once())->method('logout')->willReturnCallback(function () {
+        $auth->expects($this->once())->method('logout')->willReturnCallback(function (): void {
             $args = \func_get_args();
             self::assertNull($args[0]);
             self::assertEquals([], $args[1]);