try to fix nostd

Author: weikengchen

Cargo.toml

@@ -32,11 +32,6 @@ ark-relations = { git = "https://github.com/arkworks-rs/snark", default-features
 
 ark-r1cs-std = { git = "https://github.com/arkworks-rs/r1cs-std" }
 
-<<<<<<< HEAD
-ark-nonnative-field = { git = "https://github.com/arkworks-rs/nonnative" }
-
-=======
->>>>>>> remove the dependency of nonnative for now
 bench-utils = { git = "https://github.com/arkworks-rs/utils" }
 rand_core = { version = "0.5", default-features = false }
 digest = "0.8"