chore(Storybook): StatusDotsLoadingIndicator page simplified

storybook/pages/StatusDotsLoadingIndicatorPage.qml

@@ -1,29 +1,24 @@
-import QtQuick 2.14
-import QtQuick.Controls 2.14
-import QtQuick.Layouts 1.14
+import QtQuick 2.15
+import QtQuick.Layouts 1.15
 
 import StatusQ.Components 0.1
-import StatusQ.Core.Theme 0.1
 
-
-SplitView {
-    id: root
-
-    SplitView {
-        orientation: Qt.Vertical
-        SplitView.fillWidth: true
+Item {
     ColumnLayout {
-            anchors.margins: 100
-            anchors.fill: parent
+        anchors.centerIn: parent
         spacing: 100
 
         StatusDotsLoadingIndicator {
+            Layout.alignment: Qt.AlignHCenter
+
             dotsDiameter: 5
             duration: 500
             dotsColor: "blue"
         }
 
         StatusDotsLoadingIndicator {
+            Layout.alignment: Qt.AlignHCenter
+
             dotsDiameter: 15
             duration: 1000
             dotsColor: "orange"
@@ -31,16 +26,12 @@ SplitView {
         }
 
         StatusDotsLoadingIndicator {
+            Layout.alignment: Qt.AlignHCenter
+
             dotsDiameter: 30
             duration: 1500
             dotsColor: "green"
             spacing: 30
         }
-
-            // filler
-            Item {
-                Layout.fillHeight: true
-            }
-        }
     }
 }