Update TOC.yml

typo

Author: dlepow

articles/api-management/TOC.yml

@@ -490,7 +490,7 @@
       href: authentication-managed-identity-policy.md
     - name: azure-openai-emit-token-metric
       href: azure-openai-emit-token-metric-policy.md
-    - name: azure-openai-sematic-cache-lookup
+    - name: azure-openai-semantic-cache-lookup
       href: azure-openai-semantic-cache-lookup-policy.md
     - name: azure-openai-semantic-cache-store
       href: azure-openai-semantic-cache-store-policy.md