[Go] implement Duration array

[asfimport]

Reporter: Sebastien Binet / @sbinet
Assignee: Sebastien Binet / @sbinet

PRs and other links:

• GitHub Pull Request #4563

_{Note: This issue was originally created as ARROW-5592. Please see the migration documentation for further details.}

[asfimport]

Sebastien Binet / @sbinet:
Issue resolved by pull request 4563
#4563