Adding EngineVersion=v1 to GCP e2e tests

Signed-off-by: Gustavo Carvalho <gustavo.carvalho@container-solutions.com>

e2e/suite/gcp/gcp.go

@@ -144,7 +144,8 @@ x6HaRh+EUwU51von6M9lEF9/p5Q=
 	}
 
 	tc.ExternalSecret.Spec.Target.Template = &esv1beta1.ExternalSecretTemplate{
-		Type: v1.SecretTypeTLS,
+		Type:          v1.SecretTypeTLS,
+		EngineVersion: esv1beta1.TemplateEngineV1,
 		Data: map[string]string{
 			"tls.crt": "{{ .mysecret | pkcs12cert | pemCertificate }}",
 			"tls.key": "{{ .mysecret | pkcs12key | pemPrivateKey }}",