fix(dav): adjust test

Signed-off-by: escoand <[email protected]>

apps/dav/tests/unit/CalDAV/WebcalCaching/RefreshWebcalServiceTest.php

@@ -302,7 +302,7 @@ public function testRunCreateCalendarBadRequest(string $body, string $contentTyp
 			->willThrowException($badRequestException);
 
 		$this->logger->expects(self::once())
-			->method('error')
+			->method('warning')
 			->with('Unable to create calendar object from subscription {subscriptionId}', ['exception' => $badRequestException, 'subscriptionId' => '42', 'source' => 'webcal://foo.bar/bla2']);
 
 		$refreshWebcalService->refreshSubscription('principals/users/testuser', 'sub123');