RadioSelectInputWidget, CheckboxMultiselectInputWidget: Fix spacing between options in PHP (Apex theme)
RadioSelectInputWidget, CheckboxMultiselectInputWidget: Fix spacing between options in PHP (Apex theme)

Follow-up to badb35947c222850ffe801a0b480e83c0f6f5818.

Change-Id: I6c2264f6ea3cd4bfb01032d2ae2978e407f89d06

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