Merge #327: Fix width/height binding loop in Network Traffic page

2eace14 qml: fix width/height binding loop in Network Traffic page (jarolrod)

Pull request description:

  Fixes #323

  [![Windows](https://img.shields.io/badge/OS-Windows-green)](https://api.cirrus-ci.com/v1/artifact/github/bitcoin-core/gui-qml/win64/unsecure_win_gui.zip?branch=pull/327)
  [![Intel macOS](https://img.shields.io/badge/OS-Intel%20macOS-green)](https://api.cirrus-ci.com/v1/artifact/github/bitcoin-core/gui-qml/macos/unsecure_mac_gui.zip?branch=pull/327)
  [![Apple Silicon macOS](https://img.shields.io/badge/OS-Apple%20Silicon%20macOS-green)](https://api.cirrus-ci.com/v1/artifact/github/bitcoin-core/gui-qml/macos_arm64/unsecure_mac_arm64_gui.zip?branch=pull/327)
  [![ARM64 Android](https://img.shields.io/badge/OS-Android-green)](https://api.cirrus-ci.com/v1/artifact/github/bitcoin-core/gui-qml/android/unsecure_android_apk.zip?branch=pull/327)

ACKs for top commit:
  johnny9:
    ACK 2eace14
  hebasto:
    ACK 2eace14, tested on Ubuntu 23.04 (Qt 5.15.8).

Tree-SHA512: c75606a0e61249f8c24dd0a1fa49abcf1353fadbe870959517e56969baad339e38362d4c84bc8d584aa36895ea8d357d8f227897efd3760df9fa84a38a22570c

Author: hebasto

src/qml/pages/node/NetworkTraffic.qml

@@ -28,15 +28,16 @@ InformationPage {
         Rectangle {
             Layout.alignment: Qt.AlignHCenter
             color: Theme.color.neutral3
-            width: childrenRect.width + 6
-            height: childrenRect.height + 6
+            width: scaleRow.implicitWidth + 6
+            height: scaleRow.implicitHeight + 6
             radius: 3
 
             Behavior on color {
                 ColorAnimation { duration: 150 }
             }
 
             RowLayout {
+                id: scaleRow
                 anchors.centerIn: parent
                 anchors.margins: 3
                 spacing: 5