docs/node: Add info box for Emerald version for Eden upgrade

docs/node/mainnet/eden-upgrade.md

@@ -203,7 +203,9 @@ Ubuntu versions (or other distributions using older system libraries).
 10. (only Rosetta Gateway operators) Replace old version of Oasis Rosetta
     Gateway with version [2.6.0][rosetta-gw-2.6.0].
 
-11. Start your node and re-enable auto-starting via your process manager.
+11. (only Emerald paratime operators) Upgrade Emerald to version 11.0.0.
+
+12. Start your node and re-enable auto-starting via your process manager.
 
 [Oasis CLI]: ../../general/manage-tokens/cli/README.md
 [Import your keys into the wallet]: ../../general/manage-tokens/cli/wallet.md#import-file
@@ -273,6 +275,13 @@ network, while the other is used to bootstrap the Oasis P2P network.
 
 :::
 
+:::info
+
+For those running the Emerald ParaTime, please make sure to upgrade to Emerald
+version 11.0.0 before or soon after the network upgrade is completed.
+
+:::
+
 [Change Log]:
   https://github.com/oasisprotocol/oasis-core/blob/v23.0.x/CHANGELOG.md