* update prettier to v3.x
* update prettify in @lion/nodejs-helpers to match updated prettier
* remove redundant await for promise
* remove `@types/prettier` as it's now included in `prettier`
* format lit template snippets with `jsx`
- add lion-button-reset and lion-button-submit imports
fixing the usage with native form demo
buttons were not imported and therefore didn't work accordingly
Signed-off-by: Tobias Kuppens Groot <tkuppensgroo@uos.de>