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/fo.svg

@@ -9,4 +9,4 @@
     <path fill="#003897" d="M-76 218.7h185.9V32H216v186.7h371.8v106.6H216V512H109.9V325.3h-186z"/>
     <path fill="#d72828" d="M-76 245.3h212.4V32h53.1v213.3H588v53.4H189.5V512h-53V298.7H-76z"/>
   </g>
-</svg>
+</svg>