verify
Returns true if a leaf can be proved to be a part of a Merkle tree
defined by root. For this, a proof must be provided, containing
sibling hashes on the branch from the leaf to the root of the tree. Each
pair of leaves and each pair of pre-images are assumed to be sorted.
Fully qualified path: openzeppelin_merkle_tree::merkle_proof::verify
pub fn verify<impl Hasher: CommutativeHasher>(
proof: Span<felt252>, root: felt252, leaf: felt252,
) -> bool