Fix missing space for if condition.

src/deb/hestia/postinst

@@ -35,7 +35,7 @@ if [ "$DB_SYSTEM" = 'mysql' ]; then
     sed -i "s|define('TEMP_DIR', './tmp/');|define('TEMP_DIR', '/var/lib/phpmyadmin/tmp/');|" /usr/share/phpmyadmin/libraries/vendor_config.php
 
     # Create temporary folder and change permission
-    if [ ! -d /usr/share/phpmyadmin/tmp]; then
+    if [ ! -d /usr/share/phpmyadmin/tmp ]; then
         mkdir /usr/share/phpmyadmin/tmp
         chmod 777 /usr/share/phpmyadmin/tmp
     fi