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/il.svg

@@ -11,4 +11,4 @@
     <path fill="#0038b8" d="M136 320.6 246.2 129l112.4 190.8z"/>
     <path fill="#fff" d="m225.8 191.6 20.9-35.5 21.4 35.4zM182 271.1l-21.7 36 41-.1-19.3-36zm-21.3-66.5 41.2.3-19.8 36.3zm151.2 67 20.9 35.5-41.7-.5zm20.5-67-41.2.3 19.8 36.3zm-114.3 0L189.7 256l28.8 50.3 52.8 1.2 32-51.5-29.6-52z"/>
   </g>
-</svg>
+</svg>