up version to 0.2.6

package.json

@@ -8,7 +8,7 @@
     "displayName": "DragonECS-ClassicThreads",
     "description": "Classic C# Multithreading for DragonECS",
     "unity": "2020.3",
-    "version": "0.2.5",
+    "version": "0.2.6",
     "repository": {
         "type": "git",
         "url": "https://github.com/DCFApixels/DragonECS-ClassicThreads.git"

src/ThreadRunner.cs

@@ -72,7 +72,7 @@ namespace DCFApixels.DragonECS
         {
             if (_isRunning)
             {
-#if DEBUG || ENABLE_DRAGONECS_ASSERT_CHEKS
+#if DEBUG || DRAGONECS_STABILITY_MODE
                 if (_threads.Any(o => o.thread == Thread.CurrentThread))
                 {
                     Throw.DoubleParallelIteration();