Fix #23096 : add missing ip column on tables

htdocs/install/mysql/tables/llx_opensurvey_comments-opensurvey.sql

@@ -22,5 +22,6 @@ CREATE TABLE llx_opensurvey_comments (
     tms timestamp DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
     usercomment text
     date_creation datetime NOT NULL, 
+    ip varchar(250),              --ip used to create record (for public submission page)
 ) ENGINE=innodb;