Sync with ark-algebra: change the location of `BitIteratorBE` (#107)

* revert

* fix

Cargo.toml

@@ -77,7 +77,7 @@ ark-std = { git = "https://github.com/arkworks-rs/std" }
 ark-ec = { git = "https://github.com/arkworks-rs/algebra" }
 ark-ff = { git = "https://github.com/arkworks-rs/algebra" }
 ark-poly = { git = "https://github.com/arkworks-rs/algebra" }
-ark-algebra-bench-templates = { git = "https://github.com/arkworks-rs/algebra" }
+ark-serialize = { git = "https://github.com/arkworks-rs/algebra" }
 ark-test-curves = { git = "https://github.com/arkworks-rs/algebra" }
 ark-bls12-381 = { git = "https://github.com/arkworks-rs/curves" }
 ark-bls12-377 = { git = "https://github.com/arkworks-rs/curves" }

src/pairing/bls12/mod.rs

@@ -7,7 +7,7 @@ use crate::{
     groups::bls12::{G1AffineVar, G1PreparedVar, G1Var, G2PreparedVar, G2Var},
 };
 use ark_ec::bls12::{Bls12, Bls12Parameters, TwistType};
-use ark_ff::fields::BitIteratorBE;
+use ark_ff::BitIteratorBE;
 use core::marker::PhantomData;
 
 /// Specifies the constraints for computing a pairing in a BLS12 bilinear group.