Website: harmonize all Logos | use jsDelivr CDN links for icons from selfhst/icons repo (#4603)

* Update jsons

* push

* more

* Switch to CDN

* push new Icons into Branch

* Update dotnetaspwebapi.json

* add proxmox logo

* Update wger.json

* switch to webp

* Update apt-cacher-ng.json

* Update homarr.json

* finalize

* Update sqlserver2022.json

* fixes

* merge

---------

Co-authored-by: tremor021 <arezina.slavisa@gmail.com>
Co-authored-by: Michel Roegl-Brunner <73236783+michelroegl-brunner@users.noreply.github.com>

frontend/public/json/npmplus.json

@@ -11,7 +11,7 @@
   "interface_port": 81,
   "documentation": "https://github.com/ZoeyVid/NPMplus/blob/develop/README.md",
   "website": "https://github.com/ZoeyVid/NPMplus",
-  "logo": "https://raw.githubusercontent.com/ZoeyVid/NPMplus/refs/heads/develop/frontend/app-images/logo-256.png",
+  "logo": "https://cdn.jsdelivr.net/gh/selfhst/icons/webp/nginx-proxy-manager.webp",
   "config_path": "/opt/compose.yaml",
   "description": "NPMplus is an enhanced version of Nginx Proxy Manager. It simplifies the process of setting up reverse proxies with TLS termination through a user-friendly web interface. Key features include HTTP/3 support, integration with CrowdSec IPS, inclusion of GoAccess for real-time log analysis, and support for ModSecurity with the Core Rule Set.",
   "install_methods": [