rename root namespace

Stars Assistant/Views/MainWindow.axaml

@@ -1,10 +1,10 @@
 <Window xmlns="https://github.com/avaloniaui"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-        xmlns:vm="using:net.nehmer.sa.ViewModels"
+        xmlns:vm="using:StarsAssistant.ViewModels"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
-        x:Class="net.nehmer.sa.Views.MainWindow"
+        x:Class="StarsAssistant.Views.MainWindow"
         x:DataType="vm:MainWindowViewModel"
         Icon="/Assets/avalonia-logo.ico"
         Title="GetStartedApp">

Stars Assistant/Views/MainWindow.axaml.cs

@@ -3,7 +3,7 @@ using Avalonia.Interactivity;
 using System.Diagnostics;
 using System;
 
-namespace net.nehmer.sa.Views;
+namespace StarsAssistant.Views;
 
 public partial class MainWindow : Window
 {