Fix the letsencrypt hook, it looked for a file that does not exist.

templates/pgpool-letsencrypt-acme.sh.j2

@@ -12,17 +12,12 @@ DATE=$( date )
 [ ! -d $LE_LOG_DIR ] && mkdir $LE_LOG_DIR
 echo "$DATE" >> $LE_LOG_DIR/pgpool2.log
 
-if [ -f /etc/default/letsencrypt ] ; then
-    . /etc/default/letsencrypt
-else
-    echo "No letsencrypt default file" >> $LE_LOG_DIR/pgpool2.log
-fi
-
 logger "acme-pgpool-hook: Check if the certificate has been renewed"
 cmp ${LE_CERTS_DIR}/privkey ${PGPOOL2_KEYFILE}
 RETVAL=$?
 if [ $RETVAL -eq 0 ] ; then
     logger "acme-pgpool-hook: No new cerficate. Doing nothing"
+    echo "acme-pgpool-hook: No new cerficate. Doing nothing" >> $LE_LOG_DIR/pgpool2.log
     exit 0
 fi