Fix overflow of analytics_ttl in db handler, do not multiply by

3600 in constructor since db handler get ttl from map already does it.
Closes-Bug: #1455282

Change-Id: I3943fddfa478a9cff218d8f6b81f1bfbe1c590ad
(cherry picked from commit a5a3bee)

src/analytics/db_handler.cc

@@ -61,7 +61,7 @@ DbHandler::DbHandler(EventManager *evm,
             analytics_ttl = 0;
         }
         dbif_.reset(GenDb::GenDbIf::GenDbIfImpl(err_handler,
-          cassandra_ips, cassandra_ports, analytics_ttl*3600, name, false));
+          cassandra_ips, cassandra_ports, analytics_ttl, name, false));
 
         error_code error;
         col_name_ = boost::asio::ip::host_name(error);