Followup for https://github.com/mozilla/addons-frontend/issues/8396#issue-473403723

We should fix this. It's not a very high priority as we are in control of what goes into that field, and I cannot imagine an administrator adding a long unbroken text string.
This is likely just a one-line css change, so I think it's a decent candidate for a good first bug.
@willdurand
Verified on AMO dev with FF76(Win10).

Most helpful comment
We should fix this. It's not a very high priority as we are in control of what goes into that field, and I cannot imagine an administrator adding a long unbroken text string.
This is likely just a one-line css change, so I think it's a decent candidate for a good first bug.