[hw/otp] Add EN_ENTROPY_SRC_FW_OVER default val
[hw/otp] Add EN_ENTROPY_SRC_FW_OVER default val

Add default EN_ENTROPY_SRC_FW_OVER value for RMA OTP configuration.

Signed-off-by: Miguel Osorio <c7c97b215f812c2e8a32efd57ad5e976a6eb9e45@google.com>

lowRISC/opentitan,lowRISC/opentitan,lowRISC/opentitan,lowRISC/opentitan,lowRISC/opentitan,lowRISC/opentitan