ci: don't ping gateway before running perf (#3649)

Running perf byitself should be enough to establish a connection, we
don't need to explicitly do that before.

Co-authored-by: Jamil <jamilbk@users.noreply.github.com>

.github/workflows/ci.yml

@@ -235,19 +235,13 @@ jobs:
         include:
           - test_name: direct-perf
             setup: echo 'Noop'
-            execute: |
-              # Establish a channel
-              docker compose exec -it client timeout 60 \
-              sh -c 'until ping -W 1 -c 1 172.20.0.100 &>/dev/null; do true; done'
+            execute: echo 'Noop'
           - test_name: relayed-perf
             setup: |
               #  Disallow traffic between gateway and client container
               sudo iptables -I FORWARD 1 -s 172.28.0.100 -d 172.28.0.105 -j DROP
               sudo iptables -I FORWARD 1 -s 172.28.0.105 -d 172.28.0.100 -j DROP
-            execute: |
-              # Establish a channel
-              docker compose exec -it client timeout 60 \
-              sh -c 'until ping -W 1 -c 1 172.20.0.100 &>/dev/null; do true; done'
+            execute: echo 'Noop'
 
     steps:
       - uses: actions/checkout@v4