Remove unnecessary dependency

Author: Externius

Directory.Packages.props

@@ -22,7 +22,6 @@
     <PackageVersion Include="Serilog.Sinks.File" Version="7.0.0" />
     <PackageVersion Include="Serilog.Sinks.MSSqlServer" Version="9.0.2" />
     <PackageVersion Include="System.IdentityModel.Tokens.Jwt" Version="8.15.0" />
-    <PackageVersion Include="System.Text.Json" Version="10.0.0" />
     <PackageVersion Include="Shouldly" Version="4.3.0" />
     <PackageVersion Include="xunit.v3" Version="3.2.0" />
     <PackageVersion Include="xunit.runner.visualstudio" Version="3.1.5" />

src/Open5ETools.Core/Open5ETools.Core.csproj

@@ -3,7 +3,6 @@
         <PackageReference Include="Mapster"/>
         <PackageReference Include="Mapster.DependencyInjection"/>
         <PackageReference Include="Microsoft.EntityFrameworkCore"/>
-        <PackageReference Include="System.Text.Json"/>
         <PackageReference Include="Serilog.AspNetCore"/>
         <PackageReference Include="Serilog.Settings.Configuration"/>
         <PackageReference Include="Serilog.Sinks.File"/>