Commit d9b20a6f35 (SVN r48426) changed the
mac80211 phy lookup logic to strip the platform/ directory component from
the phy path specification.
Fix iwinfo to follow that logic by trying to lookup phys both with and
without "platform/" prefix.
Signed-off-by: Jo-Philipp Wich <jo@mein.io>
dd9afb8207