net: hns3: some functions can be static.

driver inclusion
category: bugfix
bugzilla: NA
CVE: NA

Functions is used only in the declared file.
So we need to add a keyword static for them to Reduce coupling.
Those functions inclding as below:
hclge_func_reset_sync_vf().

This patch as a supplement to patch 26380194.
Fix tag: 26380194 (" some functions can be static ")

Feature or Bugfix:Bugfix
Signed-off-by: Nliaoguojia <liaoguojia@huawei.com>
Reviewed-by: Nlipeng <lipeng321@huawei.com>
Reviewed-by: NYunsheng Lin <linyunsheng@huawei.com>
Reviewed-by: NYang Yingliang <yangyingliang@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>

drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c

@@ -3261,7 +3261,7 @@ int hclge_set_all_vf_rst(struct hclge_dev *hdev, bool reset)
 	return 0;
 }
 
-int hclge_func_reset_sync_vf(struct hclge_dev *hdev)
+static int hclge_func_reset_sync_vf(struct hclge_dev *hdev)
 {
 	struct hclge_pf_rst_sync_cmd *req;
 	struct hclge_desc desc;