Update mcp-server.mdx

Author: elizabethtrykin

fern/sdk/mcp-server.mdx

@@ -30,11 +30,11 @@ Use this server to connect your AI workflows to real-world telephony, automate v
     ```json
     {
       "mcpServers": {
-        "vapi-sse": {
+        "vapi-mcp": {
           "command": "npx",
           "args": [
             "mcp-remote",
-            "https://mcp.vapi.ai/sse",
+            "https://mcp.vapi.ai/mcp",
             "--header",
             "Authorization: Bearer ${VAPI_TOKEN}"
           ],