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/heimdall-dashboard.json

@@ -11,7 +11,7 @@
   "interface_port": 7990,
   "documentation": null,
   "website": "https://heimdall.site/",
-  "logo": "https://raw.githubusercontent.com/linuxserver/Heimdall/refs/heads/master/public/img/heimdall-logo.svg",
+  "logo": "https://cdn.jsdelivr.net/gh/selfhst/icons/webp/heimdall.webp",
   "config_path": "/opt/Heimdall/.env",
   "description": "Heimdall Dashboard is a self-hosted, web-based dashboard for managing and monitoring the health of applications and servers. It allows you to keep track of the status of your systems from a single, centralized location, and receive notifications when things go wrong. With Heimdall Dashboard, you have full control over your data and can customize it to meet your specific needs. Self-hosting the dashboard gives you the flexibility to run it on your own infrastructure, making it a suitable solution for organizations that prioritize data security and privacy.",
   "install_methods": [