Increase the limit of adding country code in Marketing ticket

[sardey123]

Currently Marketing team can add maximum fourteen countries in the marketing ticket, they are not able to add more than fourteen countries in the marketing ticket as per their requirement.
I want to be able to add more than fourteen countries in a marketing ticket, so that I can accommodate all necessary countries for our marketing campaigns so that it will save marketing teams manual effort and onsite team effort to cross check while performing the quality checks.