Make jaeger no longer enabled by default

What does this Merge Request do?

This MR makes jaeger no longer enabled by default as the majority of users will not need it enabled.

Merge Request checklist

• Tests added for new functionality. If not, please raise Issue to follow-up.
• This change is backward compatible. If not, please include steps to communicate to our users.
• Documentation added/updated, if needed.
• gdk doctor test added, if needed.