Menus with a certain fixed height, element height and window height not scrolled when they should

import QtQuick 2.15
import QtQuick.Controls 2.15
import QtQuick.Window 2.15

Window {
    id: root
    
    width: 1024
    height: 768 // if this height is decreased, say to 480, the bug doesn't reproduce
    visible: true
    title: qsTr("Hello World")
    
    MenuBar {
        height: 30
        width: 120

        background: Rectangle {
            color: '#060607'
            radius: 15
        }

        anchors {
            right: parent.right
            bottom: parent.bottom
        }

        Menu {
            id: control
            
            width: 245
            height: 378 // important - I set a fixed height to the menu

            title: new Date().toLocaleString(Qt.locale(), "MMM dd, hh:mm t")

            delegate: MenuItem {
                id: menuItem
                
                height: 20 // decrease the default height; if it's 40 or more, the bug doesn't reproduce
            }
            
            Action {
                text: qsTr("UTC - Coordinated Universal Time ")
                onTriggered: userSettings.setTimeZone("UTC")
            }
            Action {
                text: qsTr("HST - Hawaii Standard Time ")
                onTriggered: userSettings.setTimeZone("Pacific/Honolulu")
            }
            Action {
                text: qsTr("AKT - Alaska Time")
                onTriggered: userSettings.setTimeZone("America/Juneau")
            }
            Action {
                text: qsTr("PT - Pacific Time")
                onTriggered: userSettings.setTimeZone("America/Los_Angeles")
            }
            Action {
                text: qsTr("MT - Mountain Time")
                onTriggered: userSettings.setTimeZone("America/Boise")
            }
            Action {
                text: qsTr("CT - Central Time")
                onTriggered: userSettings.setTimeZone("America/Chicago")
            }
            Action {
                text: qsTr("ET - Eastern Time")
                onTriggered: userSettings.setTimeZone("America/Detroit")
            }
            Action {
                text: qsTr("AT - Atlantic Time")
                onTriggered: userSettings.setTimeZone("America/Glace_Bay")
            }
            Action {
                text: qsTr("NT - Newfoundland Time")
                onTriggered: userSettings.setTimeZone("America/St_Johns")
            }
            Action {
                text: qsTr("ART - Argentina Time")
                onTriggered: userSettings.setTimeZone("America/Argentina/Buenos_Aires")
            }
            Action {
                text: qsTr("BRT - Brasilia Time")
                onTriggered: userSettings.setTimeZone("America/Argentina/Catamarca")
            }
            Action {
                text: qsTr("WET - Western Unropean Time")
                onTriggered: userSettings.setTimeZone("Europe/Lisbon")
            }
            Action {
                text: qsTr("CET - Central European Time")
                onTriggered: userSettings.setTimeZone("Europe/Ljubljana")
            }
            Action {
                text: qsTr("EET – Eastern European Time")
                onTriggered: userSettings.setTimeZone("Europe/Kiev")
            }
            Action {
                text: qsTr("MSK – Moscow Standard Time")
                onTriggered: userSettings.setTimeZone("Europe/Moscow")
            }
            Action {
                text: qsTr("IST – India Standard Time")
                onTriggered: userSettings.setTimeZone("Asia/Kolkata")
            }
            Action {
                text: qsTr("CCT - China Coast Time")
                onTriggered: userSettings.setTimeZone("Asia/Shanghai")
            }
            Action {
                text: qsTr("JST – Japan Standard")
                onTriggered: userSettings.setTimeZone("Asia/Tokyo")
            }
            Action {
                text: qsTr("AWST – Australian Western")
                onTriggered: userSettings.setTimeZone("Australia/Perth")
            }
            Action {
                text: qsTr("ACST – Australian Central Standard Time")
                onTriggered: userSettings.setTimeZone("Australia/Adelaide")
            }
            Action {
                text: qsTr("AEST – Australian Eastern Standard Time")
                onTriggered: userSettings.setTimeZone("Australia/Brisbane")
            }
            Action {
                text: qsTr("NZT - New Zealand Time")
                onTriggered: userSettings.setTimeZone("Pacific/Auckland")
            }
            Action {
                text: qsTr("Locale Time")
                onTriggered: userSettings.setTimeZone("local_time")
            }
        }
    }
}

contentItem: ListView {
    implicitHeight: contentHeight
    model: control.contentModel
    interactive: Window.window
                    ? contentHeight + control.topPadding + control.bottomPadding > Window.window.height
                    : false
    clip: true
    currentIndex: control.currentIndex

    ScrollIndicator.vertical: ScrollIndicator {}
}