fix: 网元直连SMF会话pageNum类型转换

src/modules/network_element/fetch_link/smf.go

@@ -61,7 +61,8 @@ func SMFSubInfoList(neInfo model.NeInfo, data map[string]string) (map[string]any
 	}
 	// 固定页数量50条
 	if v, ok := data["pageNum"]; ok && v != "" {
-		query = append(query, fmt.Sprintf("pageNum=%s", v))
+		pageNum := parse.Number(v)
+		query = append(query, fmt.Sprintf("pageNum=%d", pageNum))
 	}
 
 	if len(query) > 0 {