Accton AS5610_52X: Update/Reset to default ONIE common config in u-boot

Signed-off-by: Curt Brune <curt@cumulusnetworks.com>
Accton AS6701_32X: Update/Reset to default ONIE common config in u-boot

Signed-off-by: Curt Brune <curt@cumulusnetworks.com>