[BUG] ports not sorted?

[felixhummel]

Describe the bug
Ports flicker. Sorting maybe?

screencast_00000.webm

To Reproduce

ducker

Expected behavior
Stable port list.

Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

$ ducker --version
ducker 0.1.4

[robertpsoane]

@felixhummel - thanks for raising this!
Sorry about it taking an inordinately long time to actually respond... I haven't been giving ducker enough love over the past few weeks
This is odd/annoying! I'll take a look