More redundant lambda syntax cleanup

LibreMetaverse/AgentManager.cs

@@ -2714,7 +2714,7 @@ namespace OpenMetaverse
         /// <param name="gestureID">Asset <seealso cref="UUID"/> of the gesture</param>
         public void PlayGesture(UUID gestureID)
         {
-            ThreadPool.QueueUserWorkItem((_) =>
+            ThreadPool.QueueUserWorkItem(_ =>
             {
                 // First fetch the guesture
                 AssetGesture gesture = null;

LibreMetaverse/AssetCache.cs

@@ -364,7 +364,7 @@ namespace OpenMetaverse
             if (!cleanerEvent.IsSet)
             {
                 cleanerEvent.Set();
-                ThreadPool.QueueUserWorkItem((_) => Prune());
+                ThreadPool.QueueUserWorkItem(_ => Prune());
             }
         }
 

LibreMetaverse/InventoryManager.cs

@@ -1158,7 +1158,7 @@ namespace OpenMetaverse
             {
                 if (inv != null)
                 {
-                    Client.AisClient.UpdateCategory(folderID, inv.GetOSD(), (success) =>
+                    Client.AisClient.UpdateCategory(folderID, inv.GetOSD(), success =>
                     {
                         if (success)
                         {

LibreMetaverse/ParcelManager.cs

@@ -1147,7 +1147,7 @@ namespace OpenMetaverse
                 }
             }
 
-            ThreadPool.QueueUserWorkItem((_) =>
+            ThreadPool.QueueUserWorkItem(_ =>
             {
                 int count = 0, timeouts = 0, y, x;