tilt: webhooks should have the certificates set

[jvanz]

In a recent change the root CA and the certificate used by the controller are bootstrapped by Helm. However, the Tiltfile used in the controller repository does not use the certificates generated by the Helm chart. Because it uses the configuration generated by the kustomize in the repository. Therefore, it is always running the latest webhooks configuration defined in the controller code. However, this cause issues because the controller does not have the certificates bootstrapped. Therefore, we need to update the Tiltfile to use the root CA generated by Helm together with the configurations generated by Kustomize locally.

Acceptance criteria

• Check if the Helm execution in the Tiltfile genetates the required certificates
• If the certificates are generated in the Tiltfile call, reuse them in the webhooks configuration together with the values generated by Kustomize locally.
• If the certificates are not generated in the Helm call, generate the certificates in the Tiltfile and updates the webhooks configuration from Kustomize.

[flavio]

Thanks for pointing this out. We should get this done ASAP

[flavio]

CC @fabriziosestito