* chore: modified example for balance AccountStore
* add example for account store balance
* add example for account store balance
* Update frame/balances/src/lib.rs
* Update frame/balances/src/lib.rs
* balance account store example
* balance account store example
* Update frame/balances/src/lib.rs
* Update frame/balances/src/lib.rs
* balance account store example
Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>