ethtool: bump to 5.0

ethtool: bump to 5.0

170d821 Release version 5.0.
909f8c0 Revert "ethtool: change to new sane powerpc64 kernel headers"
a484274 ethtool: dsa: mv88e6xxx: add pretty dump for others
034a17b ethtool: dsa: mv88e6xxx: add pretty dump for 88E6390
7f1cc44 ethtool: dsa: mv88e6xxx: add pretty dump for 88E6352
a13a053 ethtool: dsa: mv88e6xxx: add pretty dump for 88E6161
4e98029 ethtool: dsa: mv88e6xxx: add pretty dump for 88E6185
ff99e46 ethtool: dsa: mv88e6xxx: add pretty dump
cb8e980 ethtool: dsa: add pretty dump
4df55c8 ethtool: change to new sane powerpc64 kernel headers
0cb963e ethtool: zero initialize coalesce struct
8f05538 ethtool: don't report UFO on kernels v4.14 and above

Signed-off-by: Hans Dedecker <dedeckeh@gmail.com>