v0.34.0

v0.34.0 is a monthly release with several bug fixes and a new experimental Shiki based code highlighter engine for `@lexical/code` (the existing prismjs highlighter is still the default)

## Highlights

Core:

- ✅ #7724 Fix trigger of reconciliation on nested editor.read
- ✅ #7725 Clamp DOM selection offsets to valid lexical TextNode offsets in `$internalResolveSelectionPoint`

Code:

- 🆕 #7662 Experimental Shiki support for code highlighting

Selection:

- ✅ #7686 Correct backward inversion for RTL

Utils:

- ✅ #7737 Backwards selection was not being retained 

React:

- ✅ #7705 Clean up old mouseup events from context menu
- 🆕 #7697 Context Menu icons
- ✅ #7723 Prevent race condition in CollaborationPlugin during rapid mount/unmount cycles

Playground:

- ✅ #7693 Image links lose link state when dragged
- 🆕 #7719 Parse font sizes in pt as well as px in `parseAllowedFontSize`
- ✅ #7707 DateTime plugin

## What's Changed
* v0.33.1 by @etrepum in https://github.com/facebook/lexical/pull/7684
* [lexical-selection] Bug Fix: Correct backward inversion for RTL by @noamzaks in https://github.com/facebook/lexical/pull/7686
* [lexical-code][lexical-code-shiki][lexical-markdown][lexical-playground][lexical-devtools] Feature: Experimental Shiki support for code highlighting by @jeromew in https://github.com/facebook/lexical/pull/7662
* [lexical-react] Clean up old mouseup events from context menu by @ivailop7 in https://github.com/facebook/lexical/pull/7705
* [lexical-react] feat: Context Menu icons by @ivailop7 in https://github.com/facebook/lexical/pull/7697
* [lexical-website][docs] Documentation Update: Fix typo  by @JTRNS in https://github.com/facebook/lexical/pull/7713
* [lexical-playground]Bug Fix: Image links lose link state when dragged by @lilshady in https://github.com/facebook/lexical/pull/7693
* Fix trigger reconcilation on nested read by @zurfyx in https://github.com/facebook/lexical/pull/7724
* [lexical] Bug Fix: Clamp DOM selection offsets to valid lexical TextNode offsets in $internalResolveSelectionPoint by @etrepum in https://github.com/facebook/lexical/pull/7725
* [lexical-react] Bug Fix: prevent race condition in CollaborationPlugin during rapid mount/unmount cycles by @tobiasandersen in https://github.com/facebook/lexical/pull/7723
* [lexical-playground] Bug Fix: include font sizes in pt as well in parseAllowedFontSize by @harshmetkel24 in https://github.com/facebook/lexical/pull/7719
* Fix Key Arrow Down Documentation by @zamorai in https://github.com/facebook/lexical/pull/7733
* [lexical-utils] fix: Backward selection was not being retained by @jvithlani in https://github.com/facebook/lexical/pull/7737
* [lexical-playground] DateTime Plugin by @ivailop7 in https://github.com/facebook/lexical/pull/7707
* [lexical-examples]  Bug Fix: missing dependency @lexical/utils at examples/react-rich-collab by @debuggingfuture in https://github.com/facebook/lexical/pull/7743
* [*] Chore: Add a post-release action to update the examples by @etrepum in https://github.com/facebook/lexical/pull/7744
* Update examples for v0.33.1 by @etrepum in https://github.com/facebook/lexical/pull/7745

## New Contributors
* @JTRNS made their first contribution in https://github.com/facebook/lexical/pull/7713
* @tobiasandersen made their first contribution in https://github.com/facebook/lexical/pull/7723
* @zamorai made their first contribution in https://github.com/facebook/lexical/pull/7733
* @debuggingfuture made their first contribution in https://github.com/facebook/lexical/pull/7743

**Full Changelog**: https://github.com/facebook/lexical/compare/v0.33.1...v0.34.0