Merge branch 'amd-xgbe-introduce-support-for-ethtool-selftests'

Merge branch 'amd-xgbe-introduce-support-for-ethtool-selftests'

Raju Rangoju says:

====================
amd-xgbe: introduce support for ethtool selftests

This patch series introduces support for ethtool selftests, which helps
in finding the misconfiguration of HW. Makes use of network selftest
packet creation infrastructure.

Supports the following tests:

 - MAC loopback selftest
 - PHY loopback selftest
 - Split header selftest
 - Jumbo frame selftest
====================

Link: https://patch.msgid.link/20251031111555.774425-1-Raju.Rangoju@amd.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>