ClearFog CX boards rev 1.3 and newer contains on carrier board retimers
to support 100Gbps DAC cables.
When configuring the SERDEses to 10Gbps the retimer configuration needs
to be changed to lock on 10.3125Gbps rate on both the ingress (i2c
address 0x23) and egress (i2c address 0x22) retimers.
Signed-off-by: Rabeeh Khoury <rabeeh@solid-run.com>