update

* chore: Remove unnecessary console.log (#312)

* types: improve typing (#313)

* types: improve typing (#309)

* perf(v-for): use faster array population in renderList

* refactor(compiler-core): avoid has call (#314)

* feat(compiler-core): do not generate TEXT flag if child is constant

* perf(runtime-core): use faster diff map population (#319)

* feat(compiler-core/v-model): avoid patching v-model handler when possible

* feat(compiler-core/v-model): error when v-model is used on scope variable

* feat(compiler-core/v-model): generate modelModifiers for component v-model

* feat(compiler-core/v-slot): only force dynamic slots when referencing scope vars

This feature is only applied with prefixIdentifiers: true.

* perf: skip hasScopeRef check if there are no scope vars

* build(deps-dev): bump lerna from 3.18.0 to 3.18.1

Bumps [lerna](https://github.com/lerna/lerna/tree/HEAD/core/lerna) from 3.18.0 to 3.18.1.
- [Release notes](https://github.com/lerna/lerna/releases)
- [Changelog](https://github.com/lerna/lerna/blob/master/core/lerna/CHANGELOG.md)
- [Commits](https://github.com/lerna/lerna/commits/v3.18.1/core/lerna)

Signed-off-by: dependabot-preview[bot] <[email protected]>

* feat: emit compiler error for invalid JavaScript expressions

* feat(compiler-core): support Suspense in templates

* fix(runtime-core): handle dynamicChildren when portal is used as a block

* chore: typos [ci-skip] (#323)

* perf: revert to _isRef for perf

Benchmarking shows checking for a plain property is about 4~5x faster
than checking for a Symbol, likely because the Symbol does not fit well
into V8's hidden class model.

* perf(core): cache property access types on renderProxy

* perf: minor tweaks

* test(compiler-core): add test for custom delimiter (#315)

* refactor(runtime-core): extract promise check into shared (#325)

* perf: further tweak accessCache