refactor: consolidate crypto imports in addresses.ts

Author: chiulam

packages/amino/src/addresses.ts

@@ -1,9 +1,7 @@
 // See https://github.com/tendermint/tendermint/blob/f2ada0a604b4c0763bda2f64fac53d506d3beca7/docs/spec/blockchain/encoding.md#public-key-cryptography
 
-import { ripemd160, sha256 } from "@cosmjs/crypto";
+import { keccak256, ripemd160, Secp256k1, sha256 } from "@cosmjs/crypto";
 import { fromBase64, toBech32 } from "@cosmjs/encoding";
-import { keccak256 } from "@cosmjs/crypto";
-import { Secp256k1 } from "@cosmjs/crypto";
 
 import { encodeAminoPubkey } from "./encoding";
 import { isEd25519Pubkey, isEthSecp256k1Pubkey, isMultisigThresholdPubkey, isSecp256k1Pubkey, Pubkey } from "./pubkeys";