Merge branch 'sfc-implement-ndo_hwtstamp_-get-set'

Alex Austin says:

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sfc: Implement ndo_hwtstamp_(get|set)

Implement ndo_hwtstamp_get and ndo_hwtstamp_set for sfc and sfc-siena.
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Link: https://lore.kernel.org/r/20231130135826.19018-1-alex.austin@amd.com


Signed-off-by: Jakub Kicinski <kuba@kernel.org>