NPanel: simplified screen/scaling management

Modules/SidePanel/Cards/MediaCard.qml

@@ -10,12 +10,8 @@ import qs.Widgets
 NBox {
   id: root
 
-  Layout.fillWidth: true
-  Layout.fillHeight: true
-
   ColumnLayout {
     anchors.fill: parent
-    Layout.fillHeight: true
     anchors.margins: Style.marginL * scaling
 
     // No media player detected

Modules/SidePanel/Cards/ProfileCard.qml

@@ -63,7 +63,7 @@ NBox {
         tooltipText: "Open settings."
         onClicked: {
           settingsPanel.requestedTab = SettingsPanel.Tab.General
-          settingsPanel.open(screen)
+          settingsPanel.open()
         }
       }
 
@@ -72,7 +72,7 @@ NBox {
         icon: "power"
         tooltipText: "Power menu."
         onClicked: {
-          powerPanel.open(screen)
+          powerPanel.open()
           sidePanel.close()
         }
       }

Modules/SidePanel/Cards/SystemMonitorCard.qml

@@ -9,7 +9,6 @@ NBox {
   id: root
 
   Layout.preferredWidth: Style.baseWidgetSize * 2.625 * scaling
-  implicitHeight: content.implicitHeight + Style.marginXS * 2 * scaling
 
   ColumnLayout {
     id: content

Modules/SidePanel/Cards/UtilitiesCard.qml

@@ -61,7 +61,7 @@ NBox {
       onClicked: {
         var settingsPanel = PanelService.getPanel("settingsPanel")
         settingsPanel.requestedTab = SettingsPanel.Tab.WallpaperSelector
-        settingsPanel.open(screen)
+        settingsPanel.open()
       }
       onRightClicked: {
         WallpaperService.setRandomWallpaper()