fix: replace NewError with NewOpenAIError for improved error handling in multiple handlers

relay/rerank_handler.go

@@ -84,7 +84,7 @@ func RerankHelper(c *gin.Context, relayMode int) (newAPIError *types.NewAPIError
 	}
 	resp, err := adaptor.DoRequest(c, relayInfo, requestBody)
 	if err != nil {
-		return types.NewError(err, types.ErrorCodeDoRequestFailed)
+		return types.NewOpenAIError(err, types.ErrorCodeDoRequestFailed, http.StatusInternalServerError)
 	}
 
 	statusCodeMappingStr := c.GetString("status_code_mapping")