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/hn.svg

@@ -15,4 +15,4 @@
   <use xlink:href="#hn-c" width="100%" height="100%" transform="translate(133.3 37.3)"/>
   <use xlink:href="#hn-c" width="100%" height="100%" transform="translate(-133.3 -42.7)"/>
   <use xlink:href="#hn-c" width="100%" height="100%" transform="translate(-133.3 37.3)"/>
-</svg>
+</svg>