docs: specify mint in spl-token transfer examples

Author: t-nelson

docs/src/token.md

@@ -166,7 +166,7 @@ address by running `solana address` and provides it to the sender.
 
 The sender then runs:
 ```
-$ spl-token transfer 7UX2i7SucgLMQcfZ75s3VXmZZY4YRUyJN9X1RgfMoDUi 50 vines1vzrYbzLMRdu58ou5XTby4qAqVRLmqo36NKPTg
+$ spl-token transfer AQoKYV7tYpTrFZN6P5oUufbQKAUr9mNYGe1TTJC9wajM 50 vines1vzrYbzLMRdu58ou5XTby4qAqVRLmqo36NKPTg
 Transfer 50 tokens
   Sender: 7UX2i7SucgLMQcfZ75s3VXmZZY4YRUyJN9X1RgfMoDUi
   Recipient: vines1vzrYbzLMRdu58ou5XTby4qAqVRLmqo36NKPTg
@@ -184,7 +184,7 @@ The receiver obtains their wallet address by running `solana address` and provid
 The sender then runs to fund the receiver's associated token account, at the
 sender's expense, and then transfers 50 tokens into it:
 ```
-$ spl-token transfer --fund-recipient 7UX2i7SucgLMQcfZ75s3VXmZZY4YRUyJN9X1RgfMoDUi 50 vines1vzrYbzLMRdu58ou5XTby4qAqVRLmqo36NKPTg
+$ spl-token transfer --fund-recipient AQoKYV7tYpTrFZN6P5oUufbQKAUr9mNYGe1TTJC9wajM 50 vines1vzrYbzLMRdu58ou5XTby4qAqVRLmqo36NKPTg
 Transfer 50 tokens
   Sender: 7UX2i7SucgLMQcfZ75s3VXmZZY4YRUyJN9X1RgfMoDUi
   Recipient: vines1vzrYbzLMRdu58ou5XTby4qAqVRLmqo36NKPTg