Update the string format
Update the string format

Update inline markup format, there are two whitespaces around the
inline markup.

Change-Id: I0d3376f8dff95a64c5d7e51c07739c57247d7a82

SauloAislan/ironic,openstack/ironic,NaohiroTamura/ironic,NaohiroTamura/ironic,pshchelo/ironic,SauloAislan/ironic,openstack/ironic,pshchelo/ironic