Clean up SVG files and update logos

- Removed unnecessary XML and DOCTYPE declarations from SVG files.
- Eliminated comments within SVG files for cleaner output.
- Trimmed leading and trailing whitespace from SVG content.
- Ensured all SVG files end with a newline character.
- Updated multiple logo SVG files including WireGuard, Wise, WOG, Yahoo, and others to conform to the new standards.
- Enhanced the update-data.js script to automate the cleanup process for SVG files.

public/images/flags/aw.svg

@@ -183,4 +183,4 @@
   <path fill="#6cc" d="m148.6 225.9 2.9 3z"/>
   <path fill="#ccf" d="m139.7 231.8 3 3zm5.9 0 3 3z"/>
   <path fill="#9cc" d="m139.7 234.7 3 3zm5.9 0 3 3zm-3 6 3 2.9z"/>
-</svg>
+</svg>