Fix doc (#1294)
Fix doc (#1294)

* fix wrong sign in URL

Signed-off-by: linzhinan <dcaf8624321f9dc0e5d38c2534fb14e619ae2d49@huawei.com>

* Escape angle brackets

Signed-off-by: linzhinan <dcaf8624321f9dc0e5d38c2534fb14e619ae2d49@huawei.com>

smawson/istio,geeknoid/istio,frankbu/istio,smawson/istio,frankbu/istio,frankbu/istio,geeknoid/istio,istio/istio,sebastienvas/istio,smawson/istio,smawson/istio,istio/istio,sebastienvas/istio,mandarjog/istio,geeknoid/istio,sebastienvas/istio,mandarjog/istio,mandarjog/istio,geeknoid/istio,istio/istio,sebastienvas/istio,istio/istio,sebastienvas/istio,geeknoid/istio,mandarjog/istio,frankbu/istio,mandarjog/istio,frankbu/istio,istio/istio,frankbu/istio,smawson/istio,smawson/istio,geeknoid/istio