Remove `prefer-ast-path-node` and add `prefer-ast-path-getters` (#13648)
* Support `getParent`
* Fix
* Fix
* Refactor
* Rename rule and add tests
* Fix by rule
* Fix error message
* Add error message tests
* Run Prettier!
* Address review
* Improve error message
* Refactor
* Stricter check & refactor
* Minor tweak
Co-authored-by: fisker Cheung <lionkay@gmail.com>