chore: ignore empty cabundle fields.

[HumairAK]

odh-trusted-ca-bundle can have empty ca-bundle fields, we need to account for this, and ignore them if these are found, for consistency we treat user provided ca bundles the same way.

[openshift-ci]

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[dsp-developers]

A new image has been built to help with testing out this PR: quay.io/opendatahub/data-science-pipelines-operator:pr-582
An OCP cluster where you are logged in as cluster admin is required.

To use this image run the following:

cd $(mktemp -d)
git clone [email protected]:opendatahub-io/data-science-pipelines-operator.git
cd data-science-pipelines-operator/
git fetch origin pull/582/head
git checkout -b pullrequest a6367dc0755024ed5a171cc71def4b25691be2ea
oc new-project opendatahub
make deploy IMG="quay.io/opendatahub/data-science-pipelines-operator:pr-582"

More instructions here on how to deploy and test a Data Science Pipelines Application.