webadmin: [fr_FR][ja_JP][Admin Portal] Misalignment in 'New Host' dialog

Misalignment in New Host Dialog in jp_JP and
fr_FR locales

Change-Id: Id69a2a6146a1827168721071e79583d42ba9b58e
Bug-Url: https://bugzilla.redhat.com/1123324
Signed-off-by: Ravi Nori <rnori@redhat.com>