ci: issue_count: reduce frequency

Reduce frequency of counting issues. The output of this workflow is
legacy and published externally, so we should re-consider keeping this
or do things a bit differently.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>

Author: nashif

.github/workflows/issue_count.yml

@@ -2,7 +2,7 @@ name: Issue Tracker
 
 on:
   schedule:
-  - cron: '*/10 * * * *'
+  - cron: '10 1/4 * * *'
 
 permissions:
   contents: read