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/ki.svg

@@ -33,4 +33,4 @@
     <path fill="#ffc84b" fill-rule="evenodd" stroke="#d8aa3f" stroke-width="1.8" d="M225.6 107.8c44.9-54.1 84.1-47.5 135.3-51.2 1.7 6.3 1 15.7-23.3 24-33.4 5-93.1 40.2-93.4 40.2-11.1-.6-18.9-12.2-18.6-13z"/>
     <path fill="none" stroke="#d9a43e" stroke-linecap="round" stroke-width="1.8" d="M317.9 72.5 351 74m-36.7 4 24.1 2"/>
   </g>
-</svg>
+</svg>