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/ai.svg

@@ -26,4 +26,4 @@
   </g>
   <path fill="#9cf" d="M440 315.1a78 78 0 0 0 13.3 19.2 179 179 0 0 0 35 30 180 180 0 0 0 35-30 78 78 0 0 0 13.2-19.2z"/>
   <path fill="#fdc301" d="M421.2 188.2c0 94.2 10.2 126.6 30.6 148.5a187 187 0 0 0 36.5 31.1 186 186 0 0 0 36.4-31.1c20.4-21.9 30.6-54.3 30.6-148.5-14.8 6.8-23.3 10.1-35.5 10-11-.3-22.6-5.7-31.5-10-9 4.3-20.6 9.7-31.5 10-12.3.1-20.7-3.2-35.6-10m4 5c14 6.5 22 9.6 33.5 9.4a76 76 0 0 0 29.6-9.4c8.4 4 19.3 9.2 29.6 9.4 11.5.2 19.4-3 33.4-9.4 0 89-9.6 119.6-28.8 140.2a176 176 0 0 1-34.2 29.4 176 176 0 0 1-34.3-29.4c-19.2-20.6-28.7-51.3-28.7-140.2z"/>
-</svg>
+</svg>