feat: implement textAlign property (#11790)

for paragraph blocks, image blocks, list blocks, and table blocks

Should fix #8617 and #11254.

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit

- **New Features**
- Added text alignment options (left, center, right) for paragraph,
list, image, note, and table blocks.
- Introduced alignment controls in toolbars and slash menus for easier
formatting.
- Enabled keyboard shortcuts for quick text alignment changes (supports
Mac and Windows).
- **Localization**
- Added English, Simplified Chinese, and Traditional Chinese
translations for new alignment commands and shortcuts.
- **Style**
  - Blocks now visually reflect selected text alignment in their layout.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

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Co-authored-by: L-Sun <zover.v@gmail.com>

packages/frontend/i18n/src/resources/en.json

@@ -626,6 +626,9 @@
   "com.affine.journal.placeholder.title": "No Journal",
   "com.affine.journal.placeholder.create": "Create Daily Journal",
   "com.affine.just-now": "Just now",
+  "com.affine.keyboardShortcuts.alignCenter": "Align center",
+  "com.affine.keyboardShortcuts.alignLeft": "Align left",
+  "com.affine.keyboardShortcuts.alignRight": "Align right",
   "com.affine.keyboardShortcuts.appendDailyNote": "Append to daily note",
   "com.affine.keyboardShortcuts.bodyText": "Body text",
   "com.affine.keyboardShortcuts.bold": "Bold",