CSPACE-3377: Minor cleanup of Loan Out titlebar to conform to styling conventions used by other titlebar templates.
CSPACE-3377: Minor cleanup of Loan Out titlebar to conform to styling conventions used by other titlebar templates.

cspace-deployment/ui,cspace-deployment/ui,cherryhill/collectionspace-ui,cherryhill/collectionspace-ui,cspace-deployment/ui,cspace-deployment/ui,cherryhill/collectionspace-ui,cherryhill/collectionspace-ui,cspace-deployment/ui