test: pkg/certificate/providers/tresor/certificate.go - NewCertManager() failures

[SanyaKochhar]

In pkg/certificate/providers/tresor/certificate.go, the unit test coverage can be improved for the NewCertManager() func. See highlighted lines below.

Scenarios not covered:

• error creating cert manager for a nil ca

ref #1489

[uds5501]

Would love to pick this one up.

[SanyaKochhar]

@uds5501 definitely feel free to pick this up and assign it to yourself, and let us know if you have any questions

[mudit-01]

@uds5501 are you still working on this issue?

[allenlsy]

@mudit-01 Since uds5501 didn't assign the task to himself, do you want to take over?

[mudit-01]

@allenlsy I would like to work on it.

[allenlsy]

@mudit-01 Feel free to assign the issue to yourself, and try to finish it in a reasonable amount of time. If you cannot finish it for some reasons, you can leave a comment about your findings, and unassign it.