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/grafana.json

@@ -11,7 +11,7 @@
     "interface_port": 3000,
     "documentation": "https://grafana.com/docs/grafana/latest/",
     "website": "https://grafana.com/",
-    "logo": "https://raw.githubusercontent.com/selfhst/icons/refs/heads/main/svg/grafana.svg",
+    "logo": "https://cdn.jsdelivr.net/gh/selfhst/icons/webp/grafana.webp",
     "config_path": "/etc/grafana",
     "description": "Grafana is a data visualization and monitoring platform that enables users to query, visualize, alert on and understand metrics, logs, and other data sources. It integrates with various data sources, including Prometheus, InfluxDB, Elasticsearch, and many others, to present a unified view of the data and enable users to create insightful and interactive dashboards.",
     "install_methods": [