test/k8s: quarantine test while we validate hostfw ct ack issue fix.

Change 439a0a0 introduced potential workaround to common flake we've been seeing relating to issue cilium#15455.

In the meantime, let's quarantine other tests that appear to be failing for the same cause.

Addresses: cilium#25411

Signed-off-by: Tom Hadlaw <tom.hadlaw@isovalent.com>

test/k8s/services.go

@@ -617,7 +617,7 @@ Secondary Interface %s :: IPv4: (%s, %s), IPv6: (%s, %s)`,
 			testIPv4FragmentSupport(kubectl, ni)
 		})
 
-		SkipContextIf(func() bool { return helpers.RunsOnGKE() }, "With host policy", func() {
+		SkipContextIf(func() bool { return helpers.RunsOnGKE() || helpers.SkipQuarantined() }, "With host policy", func() {
 			var ccnpHostPolicy string
 
 			BeforeAll(func() {