feat: extracted animator factory

[tomek-r]

What did you implement:

I extracted Animation node factory method. Thanks to this we can create animation and interpolator nodes independent of Animator. It has a limitation to have only one interpolator per animation. AnimatorFactory allows having multiple interpolators.

Animator and AnimatorCore are not affected by this change.

How did you implement it:

AnimatorFactory is created.

How can we verify it:

N/A

Todos:

• [ ] Write documentation (if required)
• [ ] Fix linting errors
• [ ] Enable "Allow edits from maintainers" for this PR
• [ ] Update the messages below

Is this ready for review?: YES Is it a breaking change?: NO

[github-actions[bot]]

:tada: This PR is included in version 2.2.0 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: