refactor(crypto)!: remove duplicate crypto unpack command

BREAKING CHANGE: `crypto unpack` command removed
Use `inspect` instead.
```diff
- aecli crypto unpack <tx-prefixed transaction>
+ aecli inspect <tx-prefixed transaction>
```

src/commands/crypto.js

@@ -1,7 +1,6 @@
 import { Command } from 'commander';
 import fs from 'fs-extra';
-import { unpackTx, Tag, MemoryAccount } from '@aeternity/aepp-sdk';
-import { print } from '../utils/print';
+import { MemoryAccount } from '@aeternity/aepp-sdk';
 import CliError from '../utils/CliError';
 import { decryptKey } from '../utils/encrypt-key';
 import { networkIdOption, passwordOption } from '../arguments';
@@ -28,14 +27,4 @@ program
     console.log(await account.signTransaction(tx, { networkId }));
   });
 
-program
-  .command('unpack <tx>')
-  // ## Transaction Deserialization
-  // This helper function deserialized the transaction `tx` and prints the result.
-  .action((tx) => {
-    const unpackedTx = unpackTx(tx);
-    unpackedTx.txType = Tag[unpackedTx.tag];
-    print(unpackedTx);
-  });
-
 export default program;

test/crypto.js

@@ -16,14 +16,4 @@ describe('Crypto Module', () => {
     ]);
     expect(unpackTx(output).tag).to.equal(Tag.SignedTx);
   });
-
-  it('unpacks transaction', async () => {
-    const output = await executeCrypto([
-      'unpack', 'tx_+F0MAaEB4TK48d23oE5jt/qWR5pUu8UlpTGn8bwM5JISGQMGf7ChAeEyuPHdt6BOY7f6lkeaVLvFJaUxp/G8DOSSEhkDBn+wiBvBbWdOyAAAhg9e1n8oAAABhHRlc3QLK3OW',
-    ]);
-    expect(output).to.include('SpendTx');
-    expect(output).to.include('"recipientId": "ak_2iBPH7HUz3cSDVEUWiHg76MZJ6tZooVNBmmxcgVK6VV8KAE688"');
-    expect(output).to.include('"amount": "2000000000000000000"');
-    expect(output).to.include('"payload": "ba_dGVzdJVNWkk="');
-  });
 });

test/index.js

@@ -86,7 +86,7 @@ export async function executeProgram(program, args) {
     const allArgs = [
       ...args.map((arg) => arg.toString()),
       ...[
-        'config', 'sign', 'unpack', 'select-node', 'select-compiler',
+        'config', 'sign', 'select-node', 'select-compiler',
       ].includes(args[0]) ? [] : ['--url', url],
       ...[
         'compile', 'deploy', 'call', 'encode-calldata', 'decode-call-result',