Mathlib v3 is deprecated. Go to Mathlib v4

Commit 2023-02-26 10:03 1c857a1f

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chore(data/finset/lattice): Protect a few more lemmas (#18497) finset.disjoint_sup_left/finset.disjoint_sup_right conflict with disjoint_sup_left/disjoint_sup_right when finset is open, so we protect them.

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