Reduce frequency of scheduled builds (#773)

The rate of change in this repository is low. Run scheduled builds
weekly instead of daily to save build resources.

Signed-off-by: Mark S. Lewis <[email protected]>

Author: bestbeforetoday

Diff for: .github/workflows/schedule.yml

@@ -2,7 +2,7 @@ name: Scheduled build
 
 on:
   schedule:
-    - cron: "32 23 * * *"
+    - cron: "32 23 * * 6"
   workflow_dispatch:
 
 permissions: