remove tool name (#628)

Author: arthurchi93

fern/tools/handoff.mdx

@@ -102,7 +102,6 @@ Best for OpenAI models - creates separate tool definitions for each destination:
   "tools": [
     {
       "type": "handoff",
-      "name": "handoff_to_sales",
       "destinations": [
         {
           "type": "assistant",
@@ -116,7 +115,6 @@ Best for OpenAI models - creates separate tool definitions for each destination:
     },
     {
       "type": "handoff",
-      "name": "handoff_to_support",
       "destinations": [
         {
           "type": "assistant",
@@ -130,7 +128,6 @@ Best for OpenAI models - creates separate tool definitions for each destination:
     },
     {
       "type": "handoff",
-      "name": "handoff_to_billing",
       "destinations": [
         {
           "type": "assistant",
@@ -210,23 +207,23 @@ Your server must respond to this request with a single destination. You may pass
 
 ```json
 destination: {
-    "type": "assistant",
-    "assistantId": "assistant-id",
-    "variableExtractionPlan": {
-        "schema": {
-          "type": "object",
-          "properties": {
-              "name": {
-              "type": "string",
-              "description": "Name of the customer",
-              },
-          },
-          "required": ["name"],
+  "type": "assistant",
+  "assistantId": "assistant-id",
+  "variableExtractionPlan": {
+      "schema": {
+        "type": "object",
+        "properties": {
+            "name": {
+            "type": "string",
+            "description": "Name of the customer",
+            },
         },
-    },
-    "contextEngineeringPlan": {
-        "type": "none",
-    },
+        "required": ["name"],
+      },
+  },
+  "contextEngineeringPlan": {
+      "type": "none",
+  },
 },
 ```