chore(deps): Upgrade to System.Text.Json 8.0.5

Author: adamrodger

src/PactNet.Abstractions/PactNet.Abstractions.csproj

@@ -13,6 +13,6 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
     <PackageReference Include="System.Net.Http" Version="4.3.4" />
-    <PackageReference Include="System.Text.Json" Version="8.0.2" />
+    <PackageReference Include="System.Text.Json" Version="8.0.5" />
   </ItemGroup>
 </Project>