add code suggestions

MediaBrowser.Providers/Plugins/MusicBrainz/Configuration/PluginConfiguration.cs

@@ -30,7 +30,7 @@ namespace MediaBrowser.Providers.Plugins.MusicBrainz
 
             set
             {
-                if (value < 2000u && _server == Plugin.Instance.DefaultServer)
+                if (value < Plugin.Instance.DefaultRateLimit && _server == Plugin.Instance.DefaultServer)
                 {
                     RateLimit = Plugin.Instance.DefaultRateLimit;
                 }

MediaBrowser.Providers/Plugins/MusicBrainz/Plugin.cs

@@ -17,9 +17,9 @@ namespace MediaBrowser.Providers.Plugins.MusicBrainz
 
         public override string Description => "Get artist and album metadata from any MusicBrainz server.";
 
-        public string DefaultServer = "https://musicbrainz.org";
+        public const string DefaultServer = "https://musicbrainz.org";
 
-        public long DefaultRateLimit = 2000u;
+        public const long DefaultRateLimit = 2000u;
 
         public Plugin(IApplicationPaths applicationPaths, IXmlSerializer xmlSerializer)
             : base(applicationPaths, xmlSerializer)