use new loading schema

Author: adrianmolzon

examples/basic-tour.ipynb

@@ -522,10 +522,11 @@
     "    f=black_box_function,\n",
     "    pbounds={\"x\": (-2, 3), \"y\": (-3, 3)},\n",
     "    random_state=1,\n",
-    "    verbose=0,\n",
-    "    load_state_path=\"./optimizer_state.json\"\n",
+    "    verbose=0\n",
     ")\n",
     "\n",
+    "new_optimizer.load_state(\"./optimizer_state.json\")\n",
+    "\n",
     "# Continue optimization\n",
     "new_optimizer.maximize(\n",
     "    init_points=0,\n",