Create a preference page for tool settings

[sbouchet]

[kind/Feature]

Which functionality do you think we should add?

there are some preferences that can be changed by users if they want to:

• odo tool download silent or not
• start debug in dev mode or not
• ...

Why is this needed?

[sbouchet]

from #569 : https://github.com/redhat-developer/intellij-openshift-connector/pull/569#issuecomment-1637894477