Polite call notification for private calls

Signed-off-by: Jakob Röhrl <jakob.roehrl@web.de>

lib/Notification/Notifier.php

@@ -563,7 +563,7 @@ protected function parseCall(INotification $notification, Room $room, IL10N $l):
 			if ($user instanceof IUser) {
 				if ($this->notificationManager->isPreparingPushNotification() || $room->hasSessionsInCall()) {
 					$notification = $this->addActionButton($notification, $l->t('Answer call'));
-					$subject = $l->t('{user} wants to talk with you');
+					$subject = $l->t('{user} would like to talk with you');
 				} else {
 					$notification = $this->addActionButton($notification, $l->t('Call back'));
 					$subject = $l->t('You missed a call from {user}');