increase the subGroupSpacing in config window

shell/package/contents/configuration/AppearanceConfig.qml

@@ -46,7 +46,7 @@ PlasmaComponents.Page {
         id: content
 
         width: dialog.maxWidth - Layout.leftMargin * 2
-        spacing: units.largeSpacing
+        spacing: dialog.subGroupSpacing
         anchors.centerIn: parent
         Layout.leftMargin: units.smallSpacing * 2
 

shell/package/contents/configuration/BehaviorConfig.qml

@@ -38,7 +38,7 @@ PlasmaComponents.Page {
         id: content
 
         width: dialog.maxWidth - Layout.leftMargin * 2
-        spacing: units.largeSpacing
+        spacing: dialog.subGroupSpacing
         anchors.centerIn: parent
         Layout.leftMargin: units.smallSpacing * 2
 

shell/package/contents/configuration/LatteDockConfiguration.qml

@@ -46,6 +46,7 @@ PlasmaCore.FrameSvgItem {
     Layout.minimumHeight: height
 
     property bool panelIsVertical: plasmoid.formFactor === PlasmaCore.Types.Vertical
+    property int subGroupSpacing: units.largeSpacing + units.smallSpacing * 1.5
 
     PlasmaComponents.ToolButton {
         id: pinButton

shell/package/contents/configuration/TasksConfig.qml

@@ -36,7 +36,7 @@ PlasmaComponents.Page {
         id: content
 
         width: dialog.maxWidth - Layout.leftMargin * 2
-        spacing: units.largeSpacing
+        spacing: dialog.subGroupSpacing
         anchors.centerIn: parent
         Layout.leftMargin: units.smallSpacing * 2
 

shell/package/contents/configuration/TweaksConfig.qml

@@ -36,7 +36,7 @@ PlasmaComponents.Page {
         id: content
 
         width: dialog.maxWidth - Layout.leftMargin * 2
-        spacing: units.largeSpacing
+        spacing: dialog.subGroupSpacing
         anchors.centerIn: parent
         Layout.leftMargin: units.smallSpacing * 2