Fix LBTC API call endpoints

handler/lib/localbitcoins_py.py

@@ -570,7 +570,7 @@ class LocalBitcoins:
         https://localbitcoins.com/api-docs/#ad-equation-id
         """
         return self._api_call(
-            api_method=f"ad-equation/{ad_id}/",
+            api_method=f"api/ad-equation/{ad_id}/",
             http_method="POST",
             query_values={"price_equation": price_equation},
         )
@@ -580,7 +580,7 @@ class LocalBitcoins:
 
         https://localbitcoins.com/api-docs/#ad-delete
         """
-        return self._api_call(api_method=f"ad-delete/{ad_id}/", http_method="POST")
+        return self._api_call(api_method=f"api/ad-delete/{ad_id}/", http_method="POST")
 
     def ads(
         self,