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/slzb.svg

@@ -7,4 +7,4 @@
         <ellipse style="display:inline;fill:#c34130aa;fill-opacity:0.768627;stroke:none;stroke-width:0.30729"
             cx="24.993919" cy="32.092426" rx="15.680258" ry="15.946387"></ellipse>
     </g>
-</svg>
+</svg>