Align the Uno.Extensions.Reactive.WinUI dependency version to the version that is implicitly referenced by the uno.sdk version that is used in dotnet new unoapp

Author: VincentH-Net

src/Directory.Build.props

@@ -1,8 +1,8 @@
 <!-- For CSharpMarkup projects-->
 <Project>
 	<PropertyGroup>
-		<CSharpMarkupVersion>2.4.17</CSharpMarkupVersion>
-		<CSharpMarkupReleaseTag>csharpmarkup2-winui-2-4-17</CSharpMarkupReleaseTag>
+		<CSharpMarkupVersion>2.4.18</CSharpMarkupVersion>
+		<CSharpMarkupReleaseTag>csharpmarkup2-winui-2-4-18</CSharpMarkupReleaseTag>
 		<ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
 
 		<IsUno>true</IsUno>

src/Directory.Packages.props

@@ -9,7 +9,7 @@
     <PackageVersion Include="Microsoft.WindowsAppSDK" Version="1.5.240404000" />
     <PackageVersion Include="Uno.Extensions.Navigation.Toolkit.WinUI" Version="4.1.14" />
     <PackageVersion Include="Uno.Extensions.Navigation.WinUI" Version="4.1.14" />
-    <PackageVersion Include="Uno.Extensions.Reactive.WinUI" Version="4.1.21" />
+    <PackageVersion Include="Uno.Extensions.Reactive.WinUI" Version="4.1.14" />
     <PackageVersion Include="Uno.Toolkit.WinUI" Version="6.0.18" />
     <PackageVersion Include="Uno.WinUI" Version="5.2.108" />
   </ItemGroup>