update documentation

Author: web-flow

docs/taproot-assets/release-notes/release-notes-0.7.0.md

@@ -66,6 +66,7 @@
   [API
   docs](https://lightning.engineering/api-docs/api/taproot-assets/price-oracle/query-asset-rates/#priceoraclerpcintent)
   for more information on the different values and their meaning.
+
 - The `SendPayment`, `AddInvoice` and `DecodeAssetPayReq` RPCs now have a [new
   `price_oracle_metadata` field the user can specify to send additional metadata
   to a price oracle](https://github.com/lightninglabs/taproot-assets/pull/1677)
@@ -79,6 +80,11 @@
   completed sends with efficient database-level
   filtering](https://github.com/lightninglabs/taproot-assets/pull/1685).
 
+- A [new field `unconfirmed_transfers` was added to the response of the 
+  `ListBalances` RPC
+  method](https://github.com/lightninglabs/taproot-assets/pull/1691) to indicate
+  that unconfirmed asset-related transactions don't count toward the balance.
+
 ## tapcli Additions
 
 - [Rename](https://github.com/lightninglabs/taproot-assets/pull/1682) the mint
@@ -93,6 +99,10 @@
 
 ## Functional Updates
 
+- The output of `lncli channelbalance` [now also shows the local and remote
+  balances of asset channels grouped by group key (if grouped assets were used
+  in a channel)](https://github.com/lightninglabs/taproot-assets/pull/1691).
+
 ## RPC Updates
 
 ## tapcli Updates
@@ -120,6 +130,10 @@
 - All [`lndclient` wrapper services were moved to their own `lndservices` sub
   package](https://github.com/lightninglabs/taproot-assets/pull/1668).
 
+- [Simplify](https://github.com/lightninglabs/taproot-assets/pull/1696)
+  `ChainPorter` state machine by removing a goroutine and simplifying
+  event emission. Fixes an itest flake.
+
 ## Breaking Changes
 
 ## Performance Improvements