Mark xclarity password as secret

so it is masked during logging.

Conflicts:
       ironic/conf/xclarity.py

Change-Id: Iac0639f2884d95afd2d55b521268139ea0ca05f6
Story: #2002023
Task: #19664
(cherry picked from commit 2d46f48375)

ironic/conf/xclarity.py

@@ -22,6 +22,7 @@ opts = [
     cfg.StrOpt('username',
                help=_('Username to access the XClarity controller.')),
     cfg.StrOpt('password',
+               secret=True,
                help=_('Password for XClarity controller username.')),
     cfg.PortOpt('port',
                 default=443,

releasenotes/notes/xclarity-mask-password-9fe7605ece7689c3.yaml

@@ -0,0 +1,5 @@
+---
+security:
+  - |
+    Xclarity password specified in configuration file is now properly masked
+    during logging.