Client logs: hide email credentials
As well as we hide the accesses credentials we should hide the values of the following env parameters:
[2019-11-14T17:13:21.884] [INFO] apply-config - KRESUS_EMAIL_FROM = xxxx
[2019-11-14T17:13:21.884] [INFO] apply-config - KRESUS_EMAIL_HOST = xxxx
[2019-11-14T17:13:21.885] [INFO] apply-config - KRESUS_EMAIL_PORT =
[2019-11-14T17:13:21.885] [INFO] apply-config - KRESUS_EMAIL_USER = xxxx
[2019-11-14T17:13:21.885] [INFO] apply-config - KRESUS_EMAIL_PASSWORD = xxxx