Brute force this

roles/clamav/tasks/main.yml

@@ -40,10 +40,8 @@
   cron: >
     name="clamscan"
     user=root
-    minute="{{ clamscan_minute | default(35) }}"
-    hour="{{ clamscan_hour | default(4) }}"
-    day="{{ clamscan_day | default('*') }}"
-    month="{{ clamscan_month | default('*') }}"
-    weekday="{{ clamscan_weekday | default(5) }}"
+    minute=35
+    hour=4
+    weekday=5
     job="/usr/local/bin/clamscan.sh"
     cron_file="ansible-clamscan"