Fontfallback is not working (Text isn't displayed with ellipsis for Certain font )

import QtQuick 2.12
import QtQuick.Window 2.12

Window {
    visible: true
    width: 640
    height: 480
    title: qsTr("Hello World")

    FontLoader {
        id: customFont
        source: "qrc:/LG_Smart_UI_AR_HE_TH-Regular.ttf"
    }

    Rectangle {
        id: rec1
        width: 100
        height: 50
        border.color: 'red'
        Text {
            text: 'וּבְכָל-נַפְשְׁךָ, וּבְכָל-מְאֹדֶֽךָ'
            font.family: customFont.name
            elide: Text.ElideRight
            anchors.fill: parent
        }
    }

    Rectangle {
        id: rec2
        anchors.top: rec1.bottom
        width: 100
        height: 50
        border.color: 'blue'
        Text {
            text: 'וּבְכָל-נַפְשְׁךָ, וּבְכָל-מְאֹדֶֽךָ'
            elide: Text.ElideRight
            anchors.fill: parent
        }
    }

}