chore(e2e): Ensure ldap is ready (#6736)

* fix(e2e): Modify ldap cleanup step

* chore(e2e): Parallelize dependency download

# Conflicts:
#	.github/workflows/enos-run.yml

* chore(e2e): Ensure ldap is ready

enos/enos-scenario-e2e-docker-base-with-vault.hcl

@@ -143,6 +143,7 @@ scenario "e2e_docker_base_with_vault" {
       step.create_boundary,
       step.create_vault,
       step.create_host,
+      step.create_ldap_server,
     ]
     variables {
       is_ci                    = var.is_ci