Update dependency Soenneker.Extensions.String to 3.0.468 (#7)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

src/Soenneker.Excel.Util.csproj

@@ -45,7 +45,7 @@
         <PackageReference Include="ClosedXML" Version="0.104.2" />
         <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.3" />
         <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="9.0.3" />
-        <PackageReference Include="Soenneker.Extensions.String" Version="3.0.465" />
+        <PackageReference Include="Soenneker.Extensions.String" Version="3.0.468" />
         <PackageReference Include="Soenneker.Extensions.Type" Version="3.0.567" />
     </ItemGroup>
 </Project>