Upgrade MudBlazor 7.0.0-preview.4 (#410)

Author: mckaragoz

CodeBeam.MudBlazor.Extensions.Docs/CodeBeam.MudBlazor.Extensions.Docs.csproj

@@ -14,7 +14,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.Components.Web" Version="8.0.*" />
-    <PackageReference Include="MudBlazor" Version="7.0.0-preview.3" />
+    <PackageReference Include="MudBlazor" Version="7.0.0-preview.4" />
   </ItemGroup>
 
 	<ItemGroup>

CodeBeam.MudBlazor.Extensions/CodeBeam.MudBlazor.Extensions.csproj

@@ -32,7 +32,7 @@
 	<ItemGroup>
 		<PackageReference Include="BuildBundlerMinifier" Version="3.2.449" />
 		<PackageReference Include="CsvHelper" Version="31.0.3" />
-		<PackageReference Include="MudBlazor" Version="7.0.0-preview.3" />
+		<PackageReference Include="MudBlazor" Version="7.0.0-preview.4" />
 		<PackageReference Include="ZXing.Net" Version="0.16.9" />
 	</ItemGroup>