fixed a minor typo in heading

Author: shashankshet

docs/docs/advanced/api_server.md

@@ -4,7 +4,7 @@ description: FastAPI inference server
 sidebar_position: 3
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-# ⚡️ Running model inference with FastAPI Ssrver
+# ⚡️ Running model inference with FastAPI Server
 
 <!-- Once you have fine-tuned your model, you can run the inference using a FastAPI server. -->
 After successfully fine-tuning your model, you can perform inference using a FastAPI server. The following steps guide you through launching and utilizing the API server for your fine-tuned model.