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/uy.svg

@@ -25,4 +25,4 @@
     <use xlink:href="#uy-d" width="100%" height="100%" transform="scale(-1 1)"/>
     <path d="M0 76c-5 0-18 3 0 3s5-3 0-3"/>
   </g>
-</svg>
+</svg>