Configure DWO with `tlsCertificateConfigmapRef` when certificates imported to che-operator

[tolusha]

Is your task related to a problem? Please describe

Starting a DevWorkspace from a devfile fails if:

• the parent devfile is referenced by a URI;
• the remote endpoint serving the parent devfile uses a certificate that is not trusted by the DevWorkspace Operator

Describe the solution you'd like

The user should follow the documentation for importing untrusted TLS certificates [1].

The Che Operator can automatically configure DevWorkspace Operator (DWO) to trust these certificates by setting the DWO certificate configuration to reference the ca-certs-merged ConfigMap in the eclipse-che namespace.

[1] https://eclipse.dev/che/docs/stable/administration-guide/importing-untrusted-tls-certificates/

Additional tasks

• Che operator should respect custom labels on ca-certs-merged CM

Describe alternatives you've considered

No response

Additional context

No response