Vue core fixes suspense hydration edge cases in stacked PRs
- fix(hydration): run leave hooks for hydration placeholders vuejs/core
- fix(suspense): unmount the DOM an interrupted async component claimed vuejs/core
- fix(suspense): don't drop nested suspense patches during hydration vuejs/core
- fix(suspense): keep the boundary pending while its branch is patched vuejs/core
- fix(suspense): patch hydrating pending branches in place vuejs/core