the --console-auth switch is not properly checked for valid values 

https://github.com/skupperproject/skupper/issues/1149

https://github.com/skupperproject/skupper/issues/1148

Expected Behavior

• -console-auth=internal is mandatory if console-user and -console-password are specified.
• --console-auth has to be one of the following values: openshift, internal or unsecured.
• --console-password can not be an empty value.

Current Behavior

• --console-auth=internal is not needed and by default the command is defaulting to internal
• --console-auth accepts any value.
• console-password can be empty.

Context

Skupper version: 1.4.1
OCP version: 4.12.5