chore(theseus): add https://*.githubusercontent.com to frame-src (modrinth#1298)

* chore: add https://*.githubusercontent.com to frame-src

* chore(app): move `githubusercontent.com` CSP allowance to the proper media category

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Co-authored-by: Alejandro González <[email protected]>
Co-authored-by: Prospector <[email protected]>

Author: 3 people

apps/app/tauri.conf.json

@@ -87,7 +87,8 @@
         "img-src": "https: 'unsafe-inline' 'self' asset: http://asset.localhost blob: data:",
         "style-src": "'unsafe-inline' 'self'",
         "script-src": "https://*.posthog.com 'self'",
-        "frame-src": "https://www.youtube.com https://www.youtube-nocookie.com https://discord.com 'self'"
+        "frame-src": "https://www.youtube.com https://www.youtube-nocookie.com https://discord.com 'self'",
+        "media-src": "https://*.githubusercontent.com"
       }
     }
   }