Change curv package to not be broken

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "bls_ckd"
-version = "0.2.0"
+version = "0.2.1"
 authors = ["austinabell <austinabell8@gmail.com>, traffictse <traffictse@gmail.com>"]
 edition = "2018"
 description = "BLS child key derivation"
@@ -13,13 +13,10 @@ repository = "https://github.com/taiyi-research-institute/rust-bls-derivation"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-curv = { package = "curv-kzen", version = "0.10", default-features = false, features = ["num-bigint"] }
+curv = { package = "curv-kzen", version = "0.10.1", default-features = false, git = "https://github.com/iancoleman/curv", features = ["num-bigint"] }
 sha2 = "0.10.6"
 hkdf = "0.12.3"
 hex = "0.3.1"
 
-[patch.crates-io]
-rust-gmp = { version = "0.5.1", features = ["serde_support"], git = "https://github.com/KZen-networks/rust-gmp" }
-
 [profile.release]
 opt-level = 2