Update schnorrkel with versioning (#5358)

* use versioning for deprecated api, remove deprecated api from regular verification

* Update primitives/core/src/sr25519.rs

* add test to transaction pool

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

substrate/primitives/io/src/lib.rs

@@ -466,9 +466,18 @@ pub trait Crypto {
 			.map(|k| k.sign(msg))
 	}
 
+	/// Verify an `sr25519` signature.
+	///
+	/// Returns `true` when the verification in successful regardless of
+	/// signature version.
+	fn sr25519_verify(sig: &sr25519::Signature, msg: &[u8], pubkey: &sr25519::Public) -> bool {
+		sr25519::Pair::verify_deprecated(sig, msg, pubkey)
+	}
+
 	/// Verify an `sr25519` signature.
 	///
 	/// Returns `true` when the verification in successful.
+	#[version(2)]
 	fn sr25519_verify(sig: &sr25519::Signature, msg: &[u8], pubkey: &sr25519::Public) -> bool {
 		sr25519::Pair::verify(sig, msg, pubkey)
 	}