TINY-4780: Re-disabled @typescript-eslint/no-unnecessary-type-assertion
TINY-4780: Re-disabled @typescript-eslint/no-unnecessary-type-assertion

It was producing diferent results on an uncompiled environment.

FernCreek/tinymce,TeamupCom/tinymce,tinymce/tinymce,TeamupCom/tinymce,tinymce/tinymce,FernCreek/tinymce,FernCreek/tinymce,tinymce/tinymce