Passing parameters to ProvisioningRequest from annotations

[PBundyra]

What type of PR is this?

/kind feature /kind api-change

What this PR does / why we need it:

This implements changes introduced in #1788 and #1793

Which issue(s) this PR fixes:

Fixes #1788

Special notes for your reviewer:

I've done manual e2e testing

Does this PR introduce a user-facing change?

User can now pass parameters to ProvisioningRequest using job's annotations