fix: use http2 for cloudflared

kubernetes/apps/networking/cloudflared/app/configs/config.yaml

@@ -1,11 +1,8 @@
 ---
-# The `ingress` block tells cloudflared which local service to route incoming
-# requests to. For more about ingress rules, see
+originRequest:
+  http2Origin: true
+
 # https://developers.cloudflare.com/cloudflare-one/connections/connect-apps/configuration/ingress
-#
-# Remember, these rules route traffic from cloudflared to a local service. To route traffic
-# from the internet to cloudflared, run `cloudflared tunnel route dns <tunnel> <hostname>`.
-# E.g. `cloudflared tunnel route dns example-tunnel tunnel.example.com`.
 ingress:
   - hostname: "${SECRET_DOMAIN}"
     service: https://ingress-nginx-controller.networking.svc.cluster.local:443