warnings fixed

DTLib.Logging/DependencyInjection/LoggerService.cs

@@ -4,12 +4,10 @@ namespace DTLib.Logging.DependencyInjection;
 
 public class LoggerService<TCaller> : ServiceDescriptor
 {
-    DTLib.Logging.New.ILogger _logger;
-
+    // ReSharper disable once RedundantNameQualifier
     public LoggerService(DTLib.Logging.New.ILogger logger) : base( 
         typeof(Microsoft.Extensions.Logging.ILogger<TCaller>), 
         new MyLoggerWrapper<TCaller>(logger))
     {
-        _logger = logger;
     }
 }

DTLib.Logging/DependencyInjection/MyLoggerWrapper.cs

@@ -1,5 +1,6 @@
 using DTLib.Logging.New;
 using Microsoft.Extensions.Logging;
+// ReSharper disable RedundantNameQualifier
 
 namespace DTLib.Logging.DependencyInjection;
 

DTLib.Logging/LogFormats/DefaultLogFormat.cs

@@ -27,7 +27,7 @@ public class DefaultLogFormat : ILogFormat
             sb.Append('[').Append(severity.ToString()).Append(']');
         if (sb.Length != 0) 
             sb.Append(": ");
-        sb.Append(message.ToString());
+        sb.Append(message);
         sb.Append('\n');
         return sb.ToString();
     }