Revert my reversion of chore: update hash domain to match core (#30)

This reverts commit f366cd0.

I pre-emptively merged this hash update. So then I reverted it. This PR
reverts my revert to once again update the hash domain.

# DO NOT MERGE

Until after our next stagenet rollover, as this hash domain needs to
match
https://github.com/tari-project/tari/blob/stagenet/base_layer/wallet/src/wallet.rs#L107-L110

chk-sig/src/lib.rs

@@ -34,10 +34,7 @@ const VERSION: &str = env!("CARGO_PKG_VERSION");
 
 // This line needs to match with the Domain separator in the Tari Wallet
 // https://github.com/tari-project/tari/blob/development/base_layer/wallet/src/wallet.rs#L106-L110
-hash_domain!(
-    WalletMessageSigningDomain,
-    "com.tari.tari_project.base_layer.wallet.message_signing"
-);
+hash_domain!(WalletMessageSigningDomain, "com.tari.base_layer.wallet.message_signing");
 
 /// The version of this library
 #[wasm_bindgen]