[WIP] Remove orphaned react-lightweight-tooltip dependency and component

[rhamilto]

Includes but should not merge with:

• untested update to PipelineBars.tsx that should merge as a separate PR (asked @abhinandan13jan to provide a PR)

[openshift-ci-robot]

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[openshift-ci-robot]

@rhamilto: The following test failed, say /retest to rerun them all:

Test name	Commit	Details	Rerun command
ci/prow/frontend	f970eb3	link	/test frontend

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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