test/case/infix_containers: extend retry for firewall basic

For a heavily loaded system, 10 seconds/retries is not enough time to
expect containers to have started up.  This extension is 3x but will
not be used unless in edge cases.

Signed-off-by: Joachim Wiberg <[email protected]>

Author: troglobit

test/case/infix_containers/container_firewall_basic/test.py

@@ -176,11 +176,11 @@
 
     with test.step("Verify firewall container has started"):
         c = infamy.Container(target)
-        until(lambda: c.running(NFTNM), attempts=10)
+        until(lambda: c.running(NFTNM), attempts=30)
 
     with test.step("Verify web container has started"):
         c = infamy.Container(target)
-        until(lambda: c.running(WEBNM), attempts=10)
+        until(lambda: c.running(WEBNM), attempts=30)
 
     with infamy.IsolatedMacVlan(hport) as ns:
         NEEDLE = "tiny web server from the curiOS docker"