Update dependency Soenneker.Extensions.Configuration to v4

Author: renovate[bot]

src/Soenneker.Git.LibGit2Sharp.csproj

@@ -44,7 +44,7 @@
     <ItemGroup>
         <PackageReference Include="LibGit2Sharp" Version="0.31.0" />
         <PackageReference Include="Polly" Version="8.6.4" />
-        <PackageReference Include="Soenneker.Extensions.Configuration" Version="3.0.725" />
+        <PackageReference Include="Soenneker.Extensions.Configuration" Version="4.0.729" />
         <PackageReference Include="Soenneker.Utils.Directory" Version="4.0.734" />
         <PackageReference Include="Soenneker.Utils.Process" Version="3.0.1343" />
     </ItemGroup>