Allow menu tool groups to be wider if needed
Allow menu tool groups to be wider if needed

Using a min-width instead of a width ensures it gets larger only if
needed.

Bug: 54870
Change-Id: I9953d21134d722547efa0cdbe32e1bc0c13d6093

wikimedia/oojs-ui,wikimedia/oojs-ui,wikimedia/oojs-ui,wikimedia/oojs-ui