Merge bitcoin#19354: doc: add release note for -getinfo displaying mu…

…ltiwallet balances

6d35d0d doc: add release note for -getinfo displaying multiwallet balances (Jon Atack)

Pull request description:

  Release note for bitcoin#18594. This is one of the commits from bitcoin#19089, which had one concept ACK and approach ACK since late May. It seems better to submit the changes atomically.

Top commit has no ACKs.

Tree-SHA512: 38616d14b02c39f4ee4b93bf14f72043423cef177b595e85181bc9dc610fbe19d8271f2d2c9e5e17bb46423ffe27746e8e510b13a23ae6fd0e5bc4418a00dafa

doc/release-notes-18594.md

@@ -0,0 +1,5 @@
+## CLI
+
+The `bitcoin-cli -getinfo` command now displays the wallet name and balance for
+each of the loaded wallets when more than one is loaded (e.g. in multiwallet
+mode) and a wallet is not specified with `-rpcwallet`. (#18594)