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

drivers/net/phy/sfp.c

@@ -468,8 +468,9 @@ static const struct sfp_quirk sfp_quirks[] = {
 	SFP_QUIRK("ALCATELLUCENT", "3FE46541AA", sfp_quirk_2500basex,
 		  sfp_fixup_nokia),
 
-	// Fiberstore SFP-10G-T doesn't identify as copper, and uses the
-	// Rollball protocol to talk to the PHY.
+	// Fiberstore SFP-10G-T doesn't identify as copper, uses the Rollball
+	// protocol to talk to the PHY and needs 4 sec wait before probing the
+	// PHY.
 	SFP_QUIRK_F("FS", "SFP-10G-T", sfp_fixup_fs_10gt),
 
 	// Fiberstore GPON-ONU-34-20BI can operate at 2500base-X, but report 1.2GBd