[FEATURE]: Automatically create certificates with csm-operator observability deployment

[jooseppi-luna]

Describe the solution you'd like
Instead of having the customer manually create the certificates required for observability after deployment, the csm-operator should create the certificates automatically as part of the deployment.
Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.

Additional context
Add any other context or screenshots about the feature request here.