small fix in landscape analysis

Author: LabChameleon

examples/landscape_analysis.ipynb

@@ -439,8 +439,11 @@
     "\n",
     "    if normalize_performance:\n",
     "        for perf_key in [\"last_performance\", \"max_performance\", \"auc_performance\"]:\n",
-    "            if \"brax\" in env_name or \"box2d\" in env_name:  # clip lower performance due to numerical instabilities\n",
+    "            # clip lower performance due to numerical instabilities\n",
+    "            if \"brax\" in env_name:  \n",
     "                df[perf_key] = df[perf_key].clip(lower=-2000)\n",
+    "            elif \"box2d\" in env_name:\n",
+    "                df[perf_key] = df[perf_key].clip(lower=-200)\n",
     "            if not \"atari\" in env_name:\n",
     "                max_perf = max(df[perf_key])\n",
     "                min_perf = min(df[perf_key])\n",