Add support for custom resources annotations on helm chart

[oussemos]

Tell us about your request
Add support for custom annotations when installing the helm chart

With something like

--set controllerAnnotations
--set serviceAnnotations

Tell us about the problem you're trying to solve. What are you trying to do, and why is it hard?
N/A
Are you currently working around this issue?
N/A
Additional context
N/A

Attachments
If you think you might have additional information that you'd like to include via an attachment, please do - we'll take a look. (Remember to remove any personally-identifiable information.)

Community Note

• Please vote on this issue by adding a 👍 reaction to the original issue to help the community and maintainers prioritize this request
• Please do not leave "+1" or "me too" comments, they generate extra noise for issue followers and do not help prioritize the request
• If you are interested in working on this issue or have submitted a pull request, please leave a comment

[felix-zhe-huang]

We have a coming PR #1145 that refactors the helm chart and provide a mechanism to support annotations.