Increased number of multicast policies to 2560 per policy package 7.2.2

The number of allowed multicast policies has been in creased to 2560 per policy package.

• Creating up to 2560 multicast policies is supported.
  
• When creating the 2561st policy, the GUI gives the following error: max entry. object: firewall multicast-policy. detail: per-pkg limit. solution: limit is 2560.