@rc-component/dropdown@1.0.0: chore: bump trigger (#240)

* chore: update package configuration and dependencies

* chore: migrate from rc-util to @rc-component packages

* chore: update import paths

* refactor: update Dropdown motion name

* chore: adjust motion name

* chore: bump deps

* test: fix test case

---------

Co-authored-by: 二货机器人 <smith3816@gmail.com>