fix: adds loading spinners to table lineage tabs

[Golodhros]

Summary of Changes

Adds loading spinners to the table lineage tabs
Makes it consistent with the dashboard tab loading state

Tests

Added tests

Screenshots

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[allisonsuarez]

Can we add a message for when the lineage is empty saying "no upstream/downstream lineage." within the tab itself?

[allisonsuarez]

tysm Marcos this is great!