RemoveChildDialog: Don't wrap delegates in FormCard

src/qml/RemoveChildDialog.qml

@@ -32,9 +32,8 @@ Kirigami.Dialog {
 
     onAccepted: parentRoom.removeChild(root.roomId, removeOfficalCheck.checked)
 
-    contentItem: FormCard.FormCardPage {
-        FormCard.FormCard {
-            Layout.topMargin: Kirigami.Units.largeSpacing
+    contentItem: ColumnLayout {
+        spacing: 0
         FormCard.FormTextDelegate {
             text: i18n("The child %1 will be removed from the space %2", root.displayName, root.parentDisplayName)
             textItem.wrapMode: Text.Wrap
@@ -47,5 +46,4 @@ Kirigami.Dialog {
             checked: root.canSetParent
         }
     }
-    }
 }