Add missing whitespace to local-config.
Add missing whitespace to local-config.

Fix whitespace error in local-config/install.d/61-http-proxy that prevents
no-proxy being written.

Change-Id: Ie2511bb5b2504c42ff59ec277cd91bf92b56da59

varunarya10/diskimage-builder,switch-ch/diskimage-builder,JioCloud/diskimage-builder,qwefi/tripleo-image-elements,takahashinobuyuki/diskimage-builder,zioproto/diskimage-builder,eantyshev/diskimage-builder,openstack/tripleo-image-elements,rdo-management/tripleo-image-elements,qwefi/tripleo-image-elements,takahashinobuyuki/diskimage-builder,rdo-management/diskimage-builder,radez/tripleo-image-elements,agroup/tripleo-puppet-elements,varunarya10/diskimage-builder,eantyshev/diskimage-builder,CSC-IT-Center-for-Science/diskimage-builder,qwefi/tripleo-image-elements,switch-ch/diskimage-builder,openstack/diskimage-builder,openstack/diskimage-builder,citrix-openstack-build/diskimage-builder,agroup/tripleo-puppet-elements,agroup/tripleo-puppet-elements,rdo-management/tripleo-image-elements,qwefi/tripleo-image-elements,zioproto/diskimage-builder,radez/tripleo-image-elements,NaohiroTamura/diskimage-builder,citrix-openstack-build/diskimage-builder,agroup/tripleo-puppet-elements,rdo-management/diskimage-builder,CSC-IT-Center-for-Science/diskimage-builder,qwefi/tripleo-image-elements,JioCloud/diskimage-builder,NaohiroTamura/diskimage-builder,openstack/tripleo-image-elements