Update _posts/2019-03-18-openfaas-on-nomad.md

Co-Authored-By: Edward Wilde <[email protected]>

Author: acornies

_posts/2019-03-18-openfaas-on-nomad.md

@@ -61,7 +61,7 @@ Let's look at the Vault integration more closely:
 | vault_app_secret_id | default: blank. The preconfigured app roll secret ID used with the approle backend. |
 | vault_tls_skip_verify | default: false. Skips TLS verification for calls to Vault. Not recommend in production. |
 
-Let's provision a Vault instance to handle the secrets API of OpenFaaS:
+Let's provision a Vault instance so that is can support using secrets with OpenFaaS:
 
 Reference example:
 [https://raw.githubusercontent.com/hashicorp/faas-nomad/master/provisioning/scripts/vault_populate.sh](https://raw.githubusercontent.com/hashicorp/faas-nomad/master/provisioning/scripts/vault_populate.sh)