Fix quoting in send-backup-to-server.sh

ROOT/usr/lib/chem-zfs-backup-server/send-backup-to-server.sh

@@ -11,7 +11,10 @@ function dosql_local() {
 
 function dosql_remote() {
  SQL="$1"
- ssh -A root@$NEW_SERVER 'sudo -u postgres psql -q -A backups -t -c "$SQL"'
+cat <<EOF | ssh -A root@$NEW_SERVER sudo -u postgres psql -q -A backups -t
+$SQL
+EOF
+
 }
 
 function cmd_remote() {