Remove unnecessary DSPO parameters

[rimolive]

The issue resolved by this Pull Request:

Resolves RHOAIENG-4256

Description of your changes:

Removes parameters that aren't used/duplicated by the DSPO.

Testing instructions

Just build the DSPO image and deploy it with a valid DSPA object.

Checklist

• The commits are squashed in a cohesive manner and have meaningful messages.
• Testing instructions have been added in the PR body (for PRs involving changes that are not immediately obvious).
• The developer has manually tested the changes and verified that the changes work

[dsp-developers]

A new image has been built to help with testing out this PR: quay.io/opendatahub/data-science-pipelines-operator:pr-618
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 git@github.com:opendatahub-io/data-science-pipelines-operator.git
cd data-science-pipelines-operator/
git fetch origin pull/618/head
git checkout -b pullrequest 76ce5259598750093ec31a4d35b0ac252fbfcca5
oc new-project opendatahub
make deploy IMG="quay.io/opendatahub/data-science-pipelines-operator:pr-618"

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

[HumairAK]

tested with kustomize build:

$ cat apps_v1_deployment_data-science-pipelines-operator-controller-manager.yaml | yq .spec.template.spec.containers[0].env[-1]
name: DSPO_REQUEUE_TIME
value: 20s

and no usage of mlmd writer image found, lgtm

/lgtm
/approve

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: HumairAK

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