[Docs]: Fix Multi-User Port Allocation Conflicts (#3601)

Co-authored-by: zhaochenyang20 <zhaochen20@outlook.com>
Co-authored-by: simveit <simp.veitner@gmail.com>

docs/backend/native_api.ipynb

@@ -252,7 +252,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "terminate_process(server_process, port)\n",
+    "terminate_process(server_process)\n",
     "\n",
     "embedding_process, port = launch_server_cmd(\n",
     "    \"\"\"\n",
@@ -286,7 +286,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "terminate_process(embedding_process, port)"
+    "terminate_process(embedding_process)"
    ]
   },
   {
@@ -304,7 +304,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "terminate_process(embedding_process, port)\n",
+    "terminate_process(embedding_process)\n",
     "\n",
     "# Note that SGLang now treats embedding models and reward models as the same type of models.\n",
     "# This will be updated in the future.\n",
@@ -355,7 +355,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "terminate_process(reward_process, port)"
+    "terminate_process(reward_process)"
    ]
   },
   {
@@ -425,7 +425,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "terminate_process(tokenizer_free_server_process, port)"
+    "terminate_process(tokenizer_free_server_process)"
    ]
   }
  ],