libnotificationmanager: Initialize `inhibited` in the private header

libnotificationmanager/abstractnotificationsmodel.cpp

@@ -26,7 +26,6 @@ using namespace NotificationManager;
 
 AbstractNotificationsModel::Private::Private(AbstractNotificationsModel *q)
     : q(q)
-    , inhibited(false)
     , lastRead(QDateTime::currentDateTimeUtc())
 {
     pendingRemovalTimer.setSingleShot(true);

libnotificationmanager/abstractnotificationsmodel_p.h

@@ -41,7 +41,7 @@ public:
     QVector<uint /*notificationId*/> pendingRemovals;
     QTimer pendingRemovalTimer;
 
-    bool inhibited; // "Do not disturb" mode
+    bool inhibited = false; // "Do not disturb" mode
     QDateTime lastRead;
 };