Use variable path for imagepullsecrets

kustomize.mk

@@ -8,7 +8,7 @@ start-kustomize:
 	@- kubectl config use-context $(K8S_CONTEXT)
 
 	@- echo "\n### generating imagePullSecrets"
-	@- imagePullSecretsOut.sh > kustomize/base/imagepullsecrets.yaml
+	@- imagePullSecretsOut.sh > $(KUSTOMIZE_FOLDER)/base/imagepullsecrets.yaml
 
 	@- echo "\n### editing kustomizations"
 
@@ -57,4 +57,4 @@ pull-kustomize:
 #TODO: implement replicas
 #	ifeq ($KUSTOMIZE_EDIT),replicas)
 #	@- $(kustomize edit set replicas .....)
-#	endif
+#	endif