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/us-mt.svg

@@ -717,4 +717,4 @@
     <path
         d="m471.43394 77.174736-5.38917 16.563788h10.80477zm-4.64949-7.79317h9.24614l14.02771 38.913014h-8.40078l-2.64175-8.00451h-15.08441l-2.56249 8.00451h-8.42719z"
         fill="#ffd90f" />
-</svg>
+</svg>