update metamask doc

Author: peterjah

docs/build/wallet/metamask-snap.mdx

@@ -60,11 +60,6 @@ https://docs.metamask.io/snaps/
 5. **Can i export my wallet to use in another wallet interface?**
     Yes, you can export your wallet private key and import it in another wallet interface that supports the Massa blockchain.
 
-6. **How to transfer MAS to another account?**
-    For now, you can't directly transfer MAS or MRC20 tokens directly from the Snap interface. The feature will be available in the next version of the Massa Snap.
-    Currently two options are available:
-    - Export your private key and import it in another wallet interface that supports the Massa blockchain.
-    - Build a run the companion dApp locally where these features are available.
-        - Clone the [Metamask Massa](https://github.com/massalabs/metamask-massa) repository.
-        - run `yarn install && yarn build && yarn start` to start the dApp.
-        - Navigate to `http://localhost:3000` in your browser.
+6. **How to transfer MRC20 to another account?**
+    For now, you can't directly transfer MRC20 tokens directly from the Snap interface. The feature will be available in the next version of the Massa Snap.
+    You can export your private key and import it in another wallet interface that supports MRC20 sending.