Update triage party URL

Signed-off-by: Shlomo Zalman Heigh <[email protected]>

content/docs/contributing/contributing-flow.md

@@ -175,4 +175,4 @@ Here is the meaning that we give to the GitHub assignees:
 
 ### Triage Party!
 
-Every few weeks we will plan a Triage Party meeting, where we use the (Triage Party)[https://triage.build-infra.jetstack.net/] tool to go recent/old issues to prioritise them so we can address them in a timely matter. These meetings are open to everyone and invites will be sent out using our mailing list (warning: despite the word party these meetings are sometimes boring).
+Every few weeks we will plan a Triage Party meeting, where we use the [Triage Party](https://triage.infra.cert-manager.io/) tool to go recent/old issues to prioritise them so we can address them in a timely matter. These meetings are open to everyone and invites will be sent out using our mailing list (warning: despite the word party these meetings are sometimes boring).