v9.0.0

Changes

• chore(main): release 9.0.0 (#154) @udayvunnam
• feat!: angular 15, node 18 (#155) @udayvunnam
• chore: bootstrap releases for path: . (#152) @udayvunnam
• feat(core): adds angular 15 support (#151) @pavankjadda
• refactor(service): Use type predicate in rxjs filter (#150) @LeonFretter
• docs: fix incorrect link to custom separator page (#146) @jontze
• docs: add kapenzo as a contributor for code (#144) @allcontributors
• docs: add andreicojea as a contributor for doc (#143) @allcontributors
• Fixed broken link in README file (#142) @andreicojea
• fix(accessibility): removed aria-role from the separator (#141) @kapenzo