Cloned from https://bugzilla.redhat.com/show_bug.cgi?id=1336450
Description of problem:
scroll bars missing in organization selection dropdown

Version-Release number of selected component (if applicable):
satellite-6.1-GA-Snap11

How reproducible:
Always

Steps to Reproduce:
1. Create hundreds of Orgs (QE CI boxes do this)
2. Look at the Organization content dropdown

Actual results:
Organization dropdown has no scroll bars

Expected results:
Organization dropdown should have scroll bars

Additional info:
This works fine in 6.1.9 z-stream build