Update MongoDB prow job branches

[kgcarr]

What this PR does / why we need it:

Which issue(s) this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close the issue(s) when PR gets merged):
Fixes # https://github.ibm.com/IBMPrivateCloud/roadmap/issues/47644

Specify your PR reviewers:

/cc @gyliu513 @horis233

Special notes for your reviewer:

1. Please confirm that if this PR changes any image versions, then that's the sole change this PR makes.

Release note:

[horis233]

There are more than one branches section in the YAML file. Please update others as well.

[horis233]

/lgtm

[ibm-ci-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: horis233, kgcarr

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[ibm-ci-bot]

@kgcarr: Updated the job-config configmap in namespace default using the following files:

• key IBM.ibm-mongodb-operator.master.yaml using file prow/cluster/jobs/IBM/ibm-mongodb-operator/IBM.ibm-mongodb-operator.master.yaml

In response to this:

What this PR does / why we need it:

Which issue(s) this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close the issue(s) when PR gets merged):
Fixes # https://github.ibm.com/IBMPrivateCloud/roadmap/issues/47644

Specify your PR reviewers:

/cc @gyliu513 @horis233

Special notes for your reviewer:

1. Please confirm that if this PR changes any image versions, then that's the sole change this PR makes.

Release note:

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.