Remove explicit list of modules in favor of *

We already re-export every module within `secp256k1` via `*`. There is
no need to selectively re-export some of them as well.

Remove the selected re-exports.

Author: thomaseizinger

src/lib.rs

@@ -63,17 +63,10 @@ extern crate wasm_bindgen_test;
 
 use core::{fmt, str};
 
-pub use secp256k1::constants;
-pub use secp256k1::ecdh;
-pub use secp256k1::key;
-#[cfg(feature = "recovery")]
-pub use secp256k1::recovery;
-pub use secp256k1::schnorrsig;
+pub use secp256k1::*;
 
 pub use key::{PublicKey, SecretKey};
 
-pub use secp256k1::*;
-
 #[cfg(feature = "serde")]
 mod serde_util;
 mod zkp;