Fix PATH so we find restic-wrapper

roles/autoradio/templates/autoradio-backup.cron.j2

@@ -4,6 +4,7 @@
 # daily on different hosts, so the effect of hosts going down is just
 # a reduction in backup frequency.
 #
+PATH=/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin
 KEEP_LAST=30
 INDEX={% for host in groups['all'] | sort %}{% if host == inventory_hostname %}{{ loop.index0 }}{% endif %}{% endfor %}