Remove deprecated logging methods (#6516)

src/Icons/Program.cs

@@ -11,9 +11,8 @@ public class Program
             .ConfigureWebHostDefaults(webBuilder =>
             {
                 webBuilder.UseStartup<Startup>();
-                webBuilder.ConfigureLogging((hostingContext, logging) =>
-                    logging.AddSerilog(hostingContext, (e, globalSettings) => e.Level >= globalSettings.MinLogLevel.IconsSettings.Default));
             })
+            .AddSerilogFileLogging()
             .Build()
             .Run();
     }