test: Remove dead GKE code

Since we don't run the ginkgo tests on GKE anymore, this code is dead.

Signed-off-by: Paul Chaignon <paul@cilium.io>

test/k8s/services.go

@@ -594,10 +594,7 @@ Secondary Interface %s :: IPv4: (%s, %s), IPv6: (%s, %s)`,
 
 		// Run on net-next and 4.19 but not on old versions, because of
 		// LRU requirement.
-		SkipItIf(func() bool {
-			return helpers.DoesNotRunOn419OrLaterKernel() ||
-				(helpers.SkipQuarantined() && helpers.RunsOnGKE())
-		}, "Supports IPv4 fragments", func() {
+		SkipItIf(helpers.DoesNotRunOn419OrLaterKernel, "Supports IPv4 fragments", func() {
 			options := map[string]string{}
 			// On GKE we need to disable endpoint routes as fragment tracking
 			// isn't compatible with that options. See #15958.