Remove M!999999 from first line in sql export if the line is there

addons/functions/database.functions

@@ -24,6 +24,12 @@ function import_mysqldump() {
     exit 1
   fi
 
+  if egrep "M!999999" $dump_file > /dev/null; then
+    sub_splitter
+    echo 'Removing /*M!999999\- enable the sandbox mode */ in the dump db file'
+    sed -i '1d' $dump_file
+  fi
+
   mariadb_args="--defaults-file=`pwd`/setup_mycnf --socket=/var/lib/mysql/mysql.sock"
   # we need a grant dump generated via: mysql ${MYSQL_CONN} --skip-column-names -A -e"SELECT CONCAT('SHOW GRANTS FOR ''',user,'''@''',host,''';') FROM mysql.user WHERE user<>''" | mysql ${MYSQL_CONN} --skip-column-names -A | sed 's/$/;/g' > grants.sql
   if ! test_db_connection_no_creds; then