multipath: rlookup WWIDs with spaces by alias
multipath: rlookup WWIDs with spaces by alias

If a WWID contained spaces, the rlookup code wasn't able to look it up
by its user_friendly_name, since the code was only reading the wwid till
the first space.  It now reads to the end of the line.

Signed-off-by: Benjamin Marzinski <6b0cc3f70b3cc4298c6f98f9a6292b5ebe631572@redhat.com>

unakatsuo/multipath-tools,unakatsuo/multipath-tools,vijaychauhan/multipath-tools,unakatsuo/multipath-tools,vijaychauhan/multipath-tools