octphy: Use the app. info. defaults as base
octphy: Use the app. info. defaults as base

Similar to 91565b2d51646657002f91fdc22dce3c7320e13a use default
initializers.

Change-Id: Ib813249f4295b034eb65658e3f43b4fe86862cf0
Fixes: Os#1642

osmocom/osmo-bts,osmocom/osmo-bts,osmocom/osmo-bts