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/logos/authentik-logo.svg

@@ -17,4 +17,4 @@
         <rect x="234.1" y="395.16" width="261.13" height="69.48" />
         <rect x="738.87" y="395.16" width="261.13" height="69.48" />
     </g>
-</svg>
+</svg>