net: sfp: update comment for FS SFP-10G-T quirk

Update the comment for the Fibrestore SFP-10G-T module: since commit
e9301af3 ("net: sfp: fix PHY discovery for FS SFP-10G-T module")
we also do a 4 second wait before probing the PHY.

Fixes: e9301af3 ("net: sfp: fix PHY discovery for FS SFP-10G-T module")
Signed-off-by: Marek Behún <kabel@kernel.org>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Link: https://lore.kernel.org/r/20240423085039.26957-1-kabel@kernel.org


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