Fix nuget packages

Author: AngeloDotNet

src/NET6CustomLibrary/NET6CustomLibrary.csproj

@@ -38,6 +38,7 @@
         </PackageReference>
         <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="7.0.0" />
         <PackageReference Include="Swashbuckle.AspNetCore.SwaggerGen" Version="6.5.0" />
+        <PackageReference Include="System.Text.Json" Version="7.0.2" />
     </ItemGroup>
 
     <ItemGroup>