Fix a bunch of potential security issues (secret leaking) (#1736)

* Fix a bunch of potential security issues (secret leaking).

* oneandone_server was already ok.

* Add more parameters for pagerduty_alert.

* Add more no_log=True.

plugins/modules/storage/ibm/ibm_sa_host.py

@@ -90,7 +90,7 @@ def main():
             cluster=dict(),
             domain=dict(),
             iscsi_chap_name=dict(),
-            iscsi_chap_secret=dict()
+            iscsi_chap_secret=dict(no_log=True),
         )
     )