Add feature to set BGP neighbor timers

[aconley245]

Is your feature request related to a problem? Please describe.

Feature request to add the ability to set BGP neighbor timers via DO. This can be set via CLI, but is not available via DO.

Describe the solution you'd like

Need the ability to set BGP neighbor timers via DO. Here is a sample of the configuration I would like to be able to set:
neighbor 1.1.1.1 timers connect 5

Describe alternatives you've considered

This can be set via the CLI, but isn't available in DO.