Disable scheduled firmware download job

Comment out the scheduled cron job for firmware downloads.

.github/workflows/firmware-autodl.yml

@@ -1,8 +1,8 @@
 name: Firmware Auto Downloader
 
 on:
-  schedule:
-    - cron: '*/5 * * * *'
+  #schedule:
+    #- cron: '*/5 * * * *'
   workflow_dispatch:
 
 jobs: