Update Serilog provider to read parameter names.

Author: Marc Lewandowski

src/MySqlConnector.Logging.Serilog/SerilogLoggerProvider.cs

@@ -30,9 +30,9 @@ public void Log(MySqlConnectorLogLevel level, string message, object[] args = nu
                     m_logger.Write(GetLevel(level), exception, message);
                 else
                 {
-                    // rewrite message as template
-                    var template = tokenReplacer.Replace(message, $"{{{m_name}A$1}}");
-                    m_logger.Write(GetLevel(level), exception, template, args);
+					// rewrite message as template
+					var template = tokenReplacer.Replace(message, "$1{MySql$2$3}$4");
+					m_logger.Write(GetLevel(level), exception, template, args);
                 }
             }
 
@@ -57,9 +57,9 @@ private static LogEventLevel GetLevel(MySqlConnectorLogLevel level)
                 }
             }
 
-            static readonly Regex tokenReplacer = new Regex(@"\{(\d+)\}", RegexOptions.Compiled);
-            
-            readonly ILogger m_logger;
+			static readonly Regex tokenReplacer = new Regex(@"((\w+)?\s?(?:=|:)?\s?'?)\{(?:\d+)(\:\w+)?\}('?)", RegexOptions.Compiled);
+
+			readonly ILogger m_logger;
             readonly string m_name;
         }