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/forgejo.svg

@@ -29,4 +29,4 @@
     <circle cx="126.15" cy="108.9" r="19" style="fill:none;stroke:#c00;stroke-width:16px;" />
     <circle cx="34.15" cy="218.15" r="19" style="fill:none;stroke:#c00;stroke-width:16px;" />
   </g>
-</svg>
+</svg>