[release-v1.20.x] SRVKP-8998: fix Pipeline Builder UI shows stale parameter data for tasks with same name across namespaces

[openshift-cherrypick-robot]

This is an automated cherry-pick of #678

/assign anwesha-palit-redhat

[openshift-ci-robot]

@openshift-cherrypick-robot: Ignoring requests to cherry-pick non-bug issues: SRVKP-8998

In response to this:

This is an automated cherry-pick of #678

/assign anwesha-palit-redhat

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