chore: release 18.0.0 (angular-split#465)

Release-As: 18.0.0

feat: modernize angular split (angular-split#444)

* feat: modernize angular split

* fix: typo, left click check not needed

* fix: force gutter events cancellation when inputs change affects sizes

* fix: remove not needed take inside takeUntil

* fix: pack inputs together

* fix: add min/max classes only when area visible

* fix: normalize min/max size based on outer size
will avoid multiple warnings in console and the main/max size won't suddenly start working while dragging

* fix: typos

* fix: delta check with custom gutter

* Revert "fix: force gutter events cancellation when inputs change affects sizes"

This reverts commit 5fc3aa9.

* fix: minor fixes (typos, unused code)

* feat: support hierarchical inheritance in options

* fix: typo in config token comment

Merge pull request angular-split#418 from angular-split/release-pleas…

…e--branches--main--components--angular-split

chore(main): release angular-split 17.2.0

chore: release 15.0.0