Update changelog and documentation for v10.10.0 release

Added details for new features and fixes in v10.10.0, including Rounded Tabs customization (padding and radius) and resolutions for issues with screenshots and tool window opacity. Added related visual assets.

Author: mallowigi

_config.yml

@@ -32,7 +32,7 @@ img_folder: /img
 author_default_avatar: /profile-pic.jpeg
 github: https://github.com/mallowigi/material-theme-issues
 download: https://plugins.jetbrains.com/plugin/8006-material-theme-ui
-version: 10.9.0
+version: 10.10.0
 year: 2015-2026
 social_image_path: /img/brand/logo.png
 social_logo_path: /img/brand/logo.png