Commit 2024-04-24 00:10 b331c4b0

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chore(Init): add deprecation dates; remove long-deprecated items (#12347) All removed items are virtually unused in mathlib and have been deprecated for over a year.

Estimated changes

deleted inductive BinTree
deleted def Std.Prec.arrow
deleted def Std.Prec.max
deleted def Std.Prec.maxPlus
deleted def Std.Priority.max
deleted theorem Implies.trans
deleted def Implies
deleted def NonContradictory
deleted theorem and_assoc'
deleted theorem and_comm'
deleted theorem if_t_t
deleted theorem or_assoc'
deleted theorem or_comm'
deleted theorem trans_rel_left
deleted theorem trans_rel_right