Release version 1.2.2 - Admin UI bugfixes for variations

Fixed three bugs in variation pricing interface:
- Removed table borders for variation pricing to match WooCommerce UI style
- Added missing translations (Min Quantity, Price, Label) to all language files
- Fixed restrict_to_packages checkbox rendering in variation fields

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

composer.json

@@ -1,7 +1,7 @@
 {
     "name": "magdev/wc-tier-package-prices",
     "description": "WooCommerce plugin for tier pricing and package prices with Twig templates",
-    "version": "1.2.1",
+    "version": "1.2.2",
     "type": "wordpress-plugin",
     "license": "GPL-2.0-or-later",
     "authors": [