Add support for annotations in Resource

[adolfo-ab]

Short description:

Adds support for annotations in Resource

More details:

This will allow users to easily set annotations when creating different resources, similar to what we do with labels

What this PR does / why we need it:

Right now we have no easy way to set annotations when creating resources, this will enable a more convenient flow to set them.

Which issue(s) this PR fixes:

Special notes for reviewer:

Bug:

[redhat-qe-bot2]

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[adolfo-ab]

/verified