Bump Microsoft.Extensions.Configuration.Abstractions from 3.0.1 to 3.1.0 (#136)

Author: dependabot-preview[bot]

src/Hocon.Extensions.Configuration/Hocon.Extensions.Configuration.csproj

@@ -8,7 +8,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.Configuration" Version="3.0.1" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="3.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="3.1.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration.FileExtensions" Version="3.0.1" />
   </ItemGroup>