test: re-enable kube-proxy replacement probe mode in 4.19

Re-enable it such that we can run CI with kube-proxy-free BPF code alongside
kube-proxy.

Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>

test/helpers/kubectl.go

@@ -2143,14 +2143,6 @@ func (kub *Kubectl) overwriteHelmOptions(options map[string]string) error {
 		}
 	}
 
-	// Temporary workaround until https://github.com/cilium/cilium/pull/11915
-	// has been merged. Otherwise, the BPF verifier rejects some programs on
-	// the 4.19 kernel
-	if os.Getenv("KERNEL") == "419" {
-		options = addIfNotOverwritten(options, "global.kubeProxyReplacement", "partial")
-		options = addIfNotOverwritten(options, "global.hostServices.enabled", "true")
-	}
-
 	if !RunsWithKubeProxy() {
 		nodeIP, err := kub.GetNodeIPByLabel(K8s1, false)
 		if err != nil {