ci: update allocation cron (#21)

The allocation cron has been failing every morning with disconnects
from upstream sources, so schedule it to run a bit later.

Signed-off-by: Weston Steimel <author@code.w.steimel.me.uk>

Author: westonsteimel

.github/workflows/allocate.yaml

@@ -4,7 +4,7 @@ on:
     branches:
       - main
   schedule:
-    - cron: '27 5 * * MON-FRI'
+    - cron: '15 8 * * MON-FRI'
 
 concurrency:
   group: allocate-security-identifiers