MDEV-16708: Unsupported commands for prepared statements

Extended a set of commands that can be executed as prepared statements
by a user with expired password

Author: dmitryshulga

sql/sql_prepare.cc

@@ -4380,7 +4380,10 @@ bool Prepared_statement::prepare(const char *packet, uint packet_len)
           init_param_array(this));
 
   if (thd->security_ctx->password_expired &&
-      lex->sql_command != SQLCOM_SET_OPTION)
+      lex->sql_command != SQLCOM_SET_OPTION &&
+      lex->sql_command != SQLCOM_PREPARE &&
+      lex->sql_command != SQLCOM_EXECUTE &&
+      lex->sql_command != SQLCOM_DEALLOCATE_PREPARE)
   {
     thd->restore_backup_statement(this, &stmt_backup);
     thd->restore_active_arena(this, &stmt_backup);