Merge branch 'net-stats-tools-driver-tests-for-hw-gro'

Jakub Kicinski says:

====================
net: stats, tools, driver tests for HW GRO [part]

Add miscellaneous pieces related to production use of HW-GRO:
 - report standard stats from drivers (bnxt included here,
   Gal recently posted patches for mlx5 which is great)
 - CLI tool for calculating HW GRO savings / effectiveness
====================

Link: https://patch.msgid.link/20260207003509.3927744-1-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>