Don't show context cancelled errors in attribute reader (#19006)
Don't show context cancelled errors in attribute reader (#19006)

Fix #18997

Signed-off-by: Andrew Thornton <6a547fdd28db89120bdd70d4af1f9ba672ccd43a@cantab.net>
Co-authored-by: wxiaoguang <afddda5b6ea4f5ea4386c1c8946f240cce9ffa2e@gmail.com>
go-gitea/gitea,go-gitea/gitea,go-gitea/gitea