Try removing pinned <Version> properties, etc, to match general Serilog project setup

Author: nblumhardt

src/Serilog.Settings.Configuration/Serilog.Settings.Configuration.csproj

@@ -17,10 +17,6 @@
     <PackageProjectUrl>https://github.com/serilog/serilog-settings-configuration</PackageProjectUrl>
     <PackageLicenseUrl>https://www.apache.org/licenses/LICENSE-2.0</PackageLicenseUrl>
     <RootNamespace>Serilog</RootNamespace>
-    <GeneratePackageOnBuild>false</GeneratePackageOnBuild>
-    <Version>3.0.0</Version>
-    <AssemblyVersion>3.0.0</AssemblyVersion>
-    <FileVersion>3.0.0</FileVersion>
   </PropertyGroup>
 
   <ItemGroup>