chore: added shell script to delete all acme-challenges leftovers

- remove all acme challenge dns entries

clean.acme.challenges.sh

@@ -0,0 +1,8 @@
+#bin/sh
+
+dns_entries=`doctl -t XXX compute domain records list smardigo.digital | grep "_acme-challenge" | sed 's/\|/ /'| awk '{print $1}'`
+
+for dns_entry in ${dns_entries}; do
+  echo $dns_entry;
+  doctl -t XXX compute domain records delete -f --trace smardigo.digital $dns_entry
+done