champ try_update#271

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fabianbs96 wants to merge 4 commits intoarximboldi:masterfrom

fabianbs96:f-champ_try_update

Commits on Sep 22, 2023

Add a variant of update() to the champ that does not mutate the tree in case the update function returns the already present value
fabianbs96
committed

Commits on Sep 23, 2023

Perfectly forward the key into update and try_update + add more tests
fabianbs96
committed

Commits on Dec 14, 2023