Fix a few broken icon links (#2548)

Author: Snarkenfaugister

json/glance.json

@@ -11,7 +11,7 @@
     "interface_port": 8080,
     "documentation": "https://github.com/glanceapp/glance/blob/main/docs/configuration.md",
     "website": "https://github.com/glanceapp/glance",
-    "logo": "https://github.com/glanceapp/glance/blob/main/internal/assets/static/app-icon.png?raw=true",
+    "logo": "https://raw.githubusercontent.com/glanceapp/glance/refs/heads/main/internal/glance/static/app-icon.png",
     "description": "A self-hosted dashboard that puts all your feeds in one place",
     "install_methods": [
       {

json/pocketid.json

@@ -11,7 +11,7 @@
   "interface_port": 80,
   "documentation": "https://stonith404.github.io/pocket-id/introduction",
   "website": "https://github.com/stonith404/pocket-id",
-  "logo": "https://raw.githubusercontent.com/stonith404/pocket-id/refs/heads/main/docs/static/img/pocket-id.png",
+  "logo": "https://raw.githubusercontent.com/pocket-id/pocket-id/refs/heads/main/backend/resources/images/logoDark.svg",
   "description": "Pocket ID is a simple OIDC provider that allows users to authenticate with their passkeys to your services.",
   "install_methods": [
     {

json/stirling-pdf.json

@@ -11,7 +11,7 @@
     "interface_port": 8080,
     "documentation": null,
     "website": "https://github.com/Stirling-Tools/Stirling-PDF",
-    "logo": "https://raw.githubusercontent.com/Stirling-Tools/Stirling-PDF/main/docs/stirling-pdf.png",
+    "logo": "https://raw.githubusercontent.com/Stirling-Tools/Stirling-PDF/refs/heads/main/docs/stirling.svg",
     "description": "Stirling-PDF is a powerful locally hosted web based PDF manipulation tool that allows you to perform various operations on PDF files, such as splitting merging, converting, reorganizing, adding images, rotating, compressing, and more.",
     "install_methods": [
         {