move CHANGELOG to unreleased section

Signed-off-by: emiliyank <e.kadiyski@gmail.com>

Author: emiliyank

CHANGELOG.md

@@ -7,6 +7,8 @@ This changelog is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.
 ## [Unreleased]
 
 ### Added
+- Add `max_automatic_token_associations`, `staked_account_id`, `staked_node_id` and `decline_staking_reward` fields to `AccountUpdateTransaction` (#801)
+
 
 - Add example demonstrating usage of `CustomFeeLimit` in `examples/transaction/custom_fee_limit.py`
 - Added `.github/workflows/merge-conflict-bot.yml` to automatically detect and notify users of merge conflicts in Pull Requests.
@@ -52,12 +54,12 @@ This changelog is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.
 - Added BatchTransaction class
 - Add support for token metadata (bytes, max 100 bytes) in `TokenCreateTransaction`, including a new `set_metadata` setter, example, and tests. [#799]
 - Added `examples/token_create_transaction_token_fee_schedule.py` to demonstrate creating tokens with custom fee schedules and the consequences of not having it.
+- Added `examples/token_create_transaction_supply_key.py` to demonstrate token creation with and without a supply key.
 - Added `examples/token_create_transaction_wipe_key.py` to demonstrate token wiping and the role of the wipe key.
 - Added `examples/account_allowance_approve_transaction_hbar.py` and `examples/account_allowance_delete_transaction_hbar.py`, deleted `examples/account_allowance_hbar.py`. [#775]
 - Added `docs\sdk_developers\training\receipts.md` as a training guide for users to understand hedera receipts.
 - Add `set_token_ids`, `_from_proto`, `_validate_checksum` to TokenAssociateTransaction [#795]
 - docs: added `network_and_client.md` with a table of contents, and added external example scripts (`client.py`).
-- Add `max_automatic_token_associations`, `staked_account_id`, `staked_node_id` and `decline_staking_reward` fields to `AccountUpdateTransaction` (#801)
 
 ### Changed