WIP: feat: inject bundle data into configmap

[erikgb]

This PR is a POC to illustrate where I am heading with #378.

The end goal is to resolve #58.

[cert-manager-prow]

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[cert-manager-prow]

@erikgb: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-trust-manager-test	8ef0e50	link	true	/test pull-trust-manager-test
pull-trust-manager-integration	8ef0e50	link	true	/test pull-trust-manager-integration
pull-trust-manager-verify	8ef0e50	link	true	/test pull-trust-manager-verify

Full PR test history. Your PR dashboard. Please help us cut down on flakes by linking to an open issue when you hit one in your PR.

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